From fe1ac63fc152ea70bc32b9d514841a5f806838ed Mon Sep 17 00:00:00 2001 From: Nao Pross Date: Thu, 19 Oct 2017 17:52:58 +0200 Subject: Fix for PIO driver and its test and deletes build files --- sw/z80/drivers/build/ctc.asm | 52 ----- sw/z80/drivers/build/ctc.lst | 52 ----- sw/z80/drivers/build/ctc.rel | 19 -- sw/z80/drivers/build/ctc.sym | 27 --- sw/z80/drivers/build/pio.asm | 234 ---------------------- sw/z80/drivers/build/pio.lst | 234 ---------------------- sw/z80/drivers/build/pio.rel | 87 -------- sw/z80/drivers/build/pio.sym | 36 ---- sw/z80/drivers/build/usart.asm | 440 ----------------------------------------- sw/z80/drivers/build/usart.lst | 440 ----------------------------------------- sw/z80/drivers/build/usart.rel | 184 ----------------- sw/z80/drivers/build/usart.sym | 38 ---- sw/z80/drivers/include/pio.h | 16 +- sw/z80/drivers/makefile | 2 +- sw/z80/drivers/pio.c | 56 ++++-- 15 files changed, 57 insertions(+), 1860 deletions(-) delete mode 100644 sw/z80/drivers/build/ctc.asm delete mode 100644 sw/z80/drivers/build/ctc.lst delete mode 100644 sw/z80/drivers/build/ctc.rel delete mode 100644 sw/z80/drivers/build/ctc.sym delete mode 100644 sw/z80/drivers/build/pio.asm delete mode 100644 sw/z80/drivers/build/pio.lst delete mode 100644 sw/z80/drivers/build/pio.rel delete mode 100644 sw/z80/drivers/build/pio.sym delete mode 100644 sw/z80/drivers/build/usart.asm delete mode 100644 sw/z80/drivers/build/usart.lst delete mode 100644 sw/z80/drivers/build/usart.rel delete mode 100644 sw/z80/drivers/build/usart.sym (limited to 'sw/z80/drivers') diff --git a/sw/z80/drivers/build/ctc.asm b/sw/z80/drivers/build/ctc.asm deleted file mode 100644 index 838756a..0000000 --- a/sw/z80/drivers/build/ctc.asm +++ /dev/null @@ -1,52 +0,0 @@ -;-------------------------------------------------------- -; File Created by SDCC : free open source ANSI-C Compiler -; Version 3.6.0 #9615 (Linux) -;-------------------------------------------------------- - .module ctc - .optsdcc -mz80 - -;-------------------------------------------------------- -; Public variables in this module -;-------------------------------------------------------- - .globl _ctc_control -;-------------------------------------------------------- -; special function registers -;-------------------------------------------------------- -;-------------------------------------------------------- -; ram data -;-------------------------------------------------------- - .area _DATA -;-------------------------------------------------------- -; ram data -;-------------------------------------------------------- - .area _INITIALIZED -;-------------------------------------------------------- -; absolute external ram data -;-------------------------------------------------------- - .area _DABS (ABS) -;-------------------------------------------------------- -; global & static initialisations -;-------------------------------------------------------- - .area _HOME - .area _GSINIT - .area _GSFINAL - .area _GSINIT -;-------------------------------------------------------- -; Home -;-------------------------------------------------------- - .area _HOME - .area _HOME -;-------------------------------------------------------- -; code -;-------------------------------------------------------- - .area _CODE -;ctc.c:3: void ctc_control() -; --------------------------------- -; Function ctc_control -; --------------------------------- -_ctc_control:: -;ctc.c:6: } - ret - .area _CODE - .area _INITIALIZER - .area _CABS (ABS) diff --git a/sw/z80/drivers/build/ctc.lst b/sw/z80/drivers/build/ctc.lst deleted file mode 100644 index e758d8a..0000000 --- a/sw/z80/drivers/build/ctc.lst +++ /dev/null @@ -1,52 +0,0 @@ - 1 ;-------------------------------------------------------- - 2 ; File Created by SDCC : free open source ANSI-C Compiler - 3 ; Version 3.6.0 #9615 (Linux) - 4 ;-------------------------------------------------------- - 5 .module ctc - 6 .optsdcc -mz80 - 7 - 8 ;-------------------------------------------------------- - 9 ; Public variables in this module - 10 ;-------------------------------------------------------- - 11 .globl _ctc_control - 12 ;-------------------------------------------------------- - 13 ; special function registers - 14 ;-------------------------------------------------------- - 15 ;-------------------------------------------------------- - 16 ; ram data - 17 ;-------------------------------------------------------- - 18 .area _DATA - 19 ;-------------------------------------------------------- - 20 ; ram data - 21 ;-------------------------------------------------------- - 22 .area _INITIALIZED - 23 ;-------------------------------------------------------- - 24 ; absolute external ram data - 25 ;-------------------------------------------------------- - 26 .area _DABS (ABS) - 27 ;-------------------------------------------------------- - 28 ; global & static initialisations - 29 ;-------------------------------------------------------- - 30 .area _HOME - 31 .area _GSINIT - 32 .area _GSFINAL - 33 .area _GSINIT - 34 ;-------------------------------------------------------- - 35 ; Home - 36 ;-------------------------------------------------------- - 37 .area _HOME - 38 .area _HOME - 39 ;-------------------------------------------------------- - 40 ; code - 41 ;-------------------------------------------------------- - 42 .area _CODE - 43 ;ctc.c:3: void ctc_control() - 44 ; --------------------------------- - 45 ; Function ctc_control - 46 ; --------------------------------- - 0000 47 _ctc_control:: - 48 ;ctc.c:6: } - 0000 C9 [10] 49 ret - 50 .area _CODE - 51 .area _INITIALIZER - 52 .area _CABS (ABS) diff --git a/sw/z80/drivers/build/ctc.rel b/sw/z80/drivers/build/ctc.rel deleted file mode 100644 index 50a8b42..0000000 --- a/sw/z80/drivers/build/ctc.rel +++ /dev/null @@ -1,19 +0,0 @@ -XL2 -H 9 areas 2 global symbols -M ctc -O -mz80 -S .__.ABS. Def0000 -A _CODE size 1 flags 0 addr 0 -S _ctc_control Def0000 -A _DATA size 0 flags 0 addr 0 -A _INITIALIZED size 0 flags 0 addr 0 -A _DABS size 0 flags 8 addr 0 -A _HOME size 0 flags 0 addr 0 -A _GSINIT size 0 flags 0 addr 0 -A _GSFINAL size 0 flags 0 addr 0 -A _INITIALIZER size 0 flags 0 addr 0 -A _CABS size 0 flags 8 addr 0 -T 00 00 -R 00 00 00 00 -T 00 00 C9 -R 00 00 00 00 diff --git a/sw/z80/drivers/build/ctc.sym b/sw/z80/drivers/build/ctc.sym deleted file mode 100644 index 82ca00e..0000000 --- a/sw/z80/drivers/build/ctc.sym +++ /dev/null @@ -1,27 +0,0 @@ - ASxxxx Assembler V02.00 + NoICE + SDCC mods (Zilog Z80 / Hitachi HD64180), page 1. -Hexadecimal [16-Bits] - -Symbol Table - - .__.$$$. = 2710 L - .__.ABS. = 0000 G - .__.CPU. = 0000 L - .__.H$L. = 0000 L - 0 _ctc_control 0000 GR - - - ASxxxx Assembler V02.00 + NoICE + SDCC mods (Zilog Z80 / Hitachi HD64180), page 2. -Hexadecimal [16-Bits] - -Area Table - - 0 _CODE size 1 flags 0 - 1 _DATA size 0 flags 0 - 2 _INITIALIZED size 0 flags 0 - 3 _DABS size 0 flags 8 - 4 _HOME size 0 flags 0 - 5 _GSINIT size 0 flags 0 - 6 _GSFINAL size 0 flags 0 - 7 _INITIALIZER size 0 flags 0 - 8 _CABS size 0 flags 8 - diff --git a/sw/z80/drivers/build/pio.asm b/sw/z80/drivers/build/pio.asm deleted file mode 100644 index 3045492..0000000 --- a/sw/z80/drivers/build/pio.asm +++ /dev/null @@ -1,234 +0,0 @@ -;-------------------------------------------------------- -; File Created by SDCC : free open source ANSI-C Compiler -; Version 3.6.0 #9615 (Linux) -;-------------------------------------------------------- - .module pio - .optsdcc -mz80 - -;-------------------------------------------------------- -; Public variables in this module -;-------------------------------------------------------- - .globl __pio_data - .globl __pio_control - .globl _pio_set_mode - .globl _pio_set_interrupts - .globl _pio_set_interrupts_mask - .globl _pio_read - .globl _pio_write -;-------------------------------------------------------- -; special function registers -;-------------------------------------------------------- -;-------------------------------------------------------- -; ram data -;-------------------------------------------------------- - .area _DATA -;-------------------------------------------------------- -; ram data -;-------------------------------------------------------- - .area _INITIALIZED -_pio_port: - .ds 2 -_pio_ctrl: - .ds 2 -;-------------------------------------------------------- -; absolute external ram data -;-------------------------------------------------------- - .area _DABS (ABS) -;-------------------------------------------------------- -; global & static initialisations -;-------------------------------------------------------- - .area _HOME - .area _GSINIT - .area _GSFINAL - .area _GSINIT -;-------------------------------------------------------- -; Home -;-------------------------------------------------------- - .area _HOME - .area _HOME -;-------------------------------------------------------- -; code -;-------------------------------------------------------- - .area _CODE -;pio.c:6: inline void _pio_data(int port, uint8_t data) -; --------------------------------- -; Function _pio_data -; --------------------------------- -__pio_data:: -;pio.c:8: *(pio_port + port) = data; - ld hl,#2 - add hl,sp - ld iy,#_pio_port - ld a,0 (iy) - add a, (hl) - ld c,a - ld a,1 (iy) - inc hl - adc a, (hl) - ld b,a - ld hl, #4+0 - add hl, sp - ld a, (hl) - ld (bc),a - ret -;pio.c:11: inline void _pio_control(int port, uint8_t cmd) -; --------------------------------- -; Function _pio_control -; --------------------------------- -__pio_control:: -;pio.c:13: *(pio_ctrl + port) = cmd; - ld hl,#2 - add hl,sp - ld iy,#_pio_ctrl - ld a,0 (iy) - add a, (hl) - ld c,a - ld a,1 (iy) - inc hl - adc a, (hl) - ld b,a - ld hl, #4+0 - add hl, sp - ld a, (hl) - ld (bc),a - ret -;pio.c:16: void pio_set_mode(int port, int mode, uint8_t io) -; --------------------------------- -; Function pio_set_mode -; --------------------------------- -_pio_set_mode:: -;pio.c:19: _pio_control(port, ((mode << 6) | 0x0F)); - ld hl, #4+0 - add hl, sp - ld a, (hl) - rrca - rrca - and a,#0xc0 - or a, #0x0f - ld c,a - pop de - pop hl - push hl - push de -;pio.c:13: *(pio_ctrl + port) = cmd; - ld iy,(_pio_ctrl) - ld e, l - ld d, h - add iy, de - ld 0 (iy), c -;pio.c:23: if (mode == PIO_MODE_BIT_IO) { - ld iy,#4 - add iy,sp - ld a,0 (iy) - sub a, #0x03 - ret NZ - ld a,1 (iy) - or a, a - ret NZ -;pio.c:24: _pio_control(port, io); - ld iy,#6 - add iy,sp - ld c,0 (iy) -;pio.c:13: *(pio_ctrl + port) = cmd; - ld de,(_pio_ctrl) - add hl,de - ld (hl),c -;pio.c:24: _pio_control(port, io); - ret -;pio.c:28: void pio_set_interrupts(int port, int control) -; --------------------------------- -; Function pio_set_interrupts -; --------------------------------- -_pio_set_interrupts:: -;pio.c:31: _pio_control(port, (control | 0x07)); - ld hl, #4+0 - add hl, sp - ld a, (hl) - or a, #0x07 - ld c,a - pop de - pop hl - push hl - push de -;pio.c:13: *(pio_ctrl + port) = cmd; - ld de,(_pio_ctrl) - add hl,de - ld (hl),c -;pio.c:31: _pio_control(port, (control | 0x07)); - ret -;pio.c:34: void pio_set_interrupts_mask(int port, int control, uint8_t mask) -; --------------------------------- -; Function pio_set_interrupts_mask -; --------------------------------- -_pio_set_interrupts_mask:: -;pio.c:38: _pio_control(port, (control | 0x17)); - ld hl, #4+0 - add hl, sp - ld a, (hl) - or a, #0x17 - ld c,a - pop de - pop hl - push hl - push de -;pio.c:13: *(pio_ctrl + port) = cmd; - ld iy,(_pio_ctrl) - ld e, l - ld d, h - add iy, de - ld 0 (iy), c -;pio.c:39: _pio_control(port, mask); - ld iy,#6 - add iy,sp - ld c,0 (iy) -;pio.c:13: *(pio_ctrl + port) = cmd; - ld de,(_pio_ctrl) - add hl,de - ld (hl),c -;pio.c:39: _pio_control(port, mask); - ret -;pio.c:42: uint8_t pio_read(int port) -; --------------------------------- -; Function pio_read -; --------------------------------- -_pio_read:: -;pio.c:44: return *(pio_port + port); - ld hl,#2 - add hl,sp - ld iy,#_pio_port - ld a,0 (iy) - add a, (hl) - ld c,a - ld a,1 (iy) - inc hl - adc a, (hl) - ld b,a - ld a,(bc) - ld l,a - ret -;pio.c:47: void pio_write(int port, uint8_t data) -; --------------------------------- -; Function pio_write -; --------------------------------- -_pio_write:: -;pio.c:49: _pio_data(port, data); - ld hl, #4+0 - add hl, sp - ld c, (hl) - pop de - pop hl - push hl - push de -;pio.c:8: *(pio_port + port) = data; - ld de,(_pio_port) - add hl,de - ld (hl),c -;pio.c:49: _pio_data(port, data); - ret - .area _CODE - .area _INITIALIZER -__xinit__pio_port: - .dw #0x4200 -__xinit__pio_ctrl: - .dw #0x4202 - .area _CABS (ABS) diff --git a/sw/z80/drivers/build/pio.lst b/sw/z80/drivers/build/pio.lst deleted file mode 100644 index 0b83616..0000000 --- a/sw/z80/drivers/build/pio.lst +++ /dev/null @@ -1,234 +0,0 @@ - 1 ;-------------------------------------------------------- - 2 ; File Created by SDCC : free open source ANSI-C Compiler - 3 ; Version 3.6.0 #9615 (Linux) - 4 ;-------------------------------------------------------- - 5 .module pio - 6 .optsdcc -mz80 - 7 - 8 ;-------------------------------------------------------- - 9 ; Public variables in this module - 10 ;-------------------------------------------------------- - 11 .globl __pio_data - 12 .globl __pio_control - 13 .globl _pio_set_mode - 14 .globl _pio_set_interrupts - 15 .globl _pio_set_interrupts_mask - 16 .globl _pio_read - 17 .globl _pio_write - 18 ;-------------------------------------------------------- - 19 ; special function registers - 20 ;-------------------------------------------------------- - 21 ;-------------------------------------------------------- - 22 ; ram data - 23 ;-------------------------------------------------------- - 24 .area _DATA - 25 ;-------------------------------------------------------- - 26 ; ram data - 27 ;-------------------------------------------------------- - 28 .area _INITIALIZED - 0000 29 _pio_port: - 0000 30 .ds 2 - 0002 31 _pio_ctrl: - 0002 32 .ds 2 - 33 ;-------------------------------------------------------- - 34 ; absolute external ram data - 35 ;-------------------------------------------------------- - 36 .area _DABS (ABS) - 37 ;-------------------------------------------------------- - 38 ; global & static initialisations - 39 ;-------------------------------------------------------- - 40 .area _HOME - 41 .area _GSINIT - 42 .area _GSFINAL - 43 .area _GSINIT - 44 ;-------------------------------------------------------- - 45 ; Home - 46 ;-------------------------------------------------------- - 47 .area _HOME - 48 .area _HOME - 49 ;-------------------------------------------------------- - 50 ; code - 51 ;-------------------------------------------------------- - 52 .area _CODE - 53 ;pio.c:6: inline void _pio_data(int port, uint8_t data) - 54 ; --------------------------------- - 55 ; Function _pio_data - 56 ; --------------------------------- - 0000 57 __pio_data:: - 58 ;pio.c:8: *(pio_port + port) = data; - 0000 21 02 00 [10] 59 ld hl,#2 - 0003 39 [11] 60 add hl,sp - 0004 FD 21r00r00 [14] 61 ld iy,#_pio_port - 0008 FD 7E 00 [19] 62 ld a,0 (iy) - 000B 86 [ 7] 63 add a, (hl) - 000C 4F [ 4] 64 ld c,a - 000D FD 7E 01 [19] 65 ld a,1 (iy) - 0010 23 [ 6] 66 inc hl - 0011 8E [ 7] 67 adc a, (hl) - 0012 47 [ 4] 68 ld b,a - 0013 21 04 00 [10] 69 ld hl, #4+0 - 0016 39 [11] 70 add hl, sp - 0017 7E [ 7] 71 ld a, (hl) - 0018 02 [ 7] 72 ld (bc),a - 0019 C9 [10] 73 ret - 74 ;pio.c:11: inline void _pio_control(int port, uint8_t cmd) - 75 ; --------------------------------- - 76 ; Function _pio_control - 77 ; --------------------------------- - 001A 78 __pio_control:: - 79 ;pio.c:13: *(pio_ctrl + port) = cmd; - 001A 21 02 00 [10] 80 ld hl,#2 - 001D 39 [11] 81 add hl,sp - 001E FD 21r02r00 [14] 82 ld iy,#_pio_ctrl - 0022 FD 7E 00 [19] 83 ld a,0 (iy) - 0025 86 [ 7] 84 add a, (hl) - 0026 4F [ 4] 85 ld c,a - 0027 FD 7E 01 [19] 86 ld a,1 (iy) - 002A 23 [ 6] 87 inc hl - 002B 8E [ 7] 88 adc a, (hl) - 002C 47 [ 4] 89 ld b,a - 002D 21 04 00 [10] 90 ld hl, #4+0 - 0030 39 [11] 91 add hl, sp - 0031 7E [ 7] 92 ld a, (hl) - 0032 02 [ 7] 93 ld (bc),a - 0033 C9 [10] 94 ret - 95 ;pio.c:16: void pio_set_mode(int port, int mode, uint8_t io) - 96 ; --------------------------------- - 97 ; Function pio_set_mode - 98 ; --------------------------------- - 0034 99 _pio_set_mode:: - 100 ;pio.c:19: _pio_control(port, ((mode << 6) | 0x0F)); - 0034 21 04 00 [10] 101 ld hl, #4+0 - 0037 39 [11] 102 add hl, sp - 0038 7E [ 7] 103 ld a, (hl) - 0039 0F [ 4] 104 rrca - 003A 0F [ 4] 105 rrca - 003B E6 C0 [ 7] 106 and a,#0xc0 - 003D F6 0F [ 7] 107 or a, #0x0f - 003F 4F [ 4] 108 ld c,a - 0040 D1 [10] 109 pop de - 0041 E1 [10] 110 pop hl - 0042 E5 [11] 111 push hl - 0043 D5 [11] 112 push de - 113 ;pio.c:13: *(pio_ctrl + port) = cmd; - 0044 FD 2Ar02r00 [20] 114 ld iy,(_pio_ctrl) - 0048 5D [ 4] 115 ld e, l - 0049 54 [ 4] 116 ld d, h - 004A FD 19 [15] 117 add iy, de - 004C FD 71 00 [19] 118 ld 0 (iy), c - 119 ;pio.c:23: if (mode == PIO_MODE_BIT_IO) { - 004F FD 21 04 00 [14] 120 ld iy,#4 - 0053 FD 39 [15] 121 add iy,sp - 0055 FD 7E 00 [19] 122 ld a,0 (iy) - 0058 D6 03 [ 7] 123 sub a, #0x03 - 005A C0 [11] 124 ret NZ - 005B FD 7E 01 [19] 125 ld a,1 (iy) - 005E B7 [ 4] 126 or a, a - 005F C0 [11] 127 ret NZ - 128 ;pio.c:24: _pio_control(port, io); - 0060 FD 21 06 00 [14] 129 ld iy,#6 - 0064 FD 39 [15] 130 add iy,sp - 0066 FD 4E 00 [19] 131 ld c,0 (iy) - 132 ;pio.c:13: *(pio_ctrl + port) = cmd; - 0069 ED 5Br02r00 [20] 133 ld de,(_pio_ctrl) - 006D 19 [11] 134 add hl,de - 006E 71 [ 7] 135 ld (hl),c - 136 ;pio.c:24: _pio_control(port, io); - 006F C9 [10] 137 ret - 138 ;pio.c:28: void pio_set_interrupts(int port, int control) - 139 ; --------------------------------- - 140 ; Function pio_set_interrupts - 141 ; --------------------------------- - 0070 142 _pio_set_interrupts:: - 143 ;pio.c:31: _pio_control(port, (control | 0x07)); - 0070 21 04 00 [10] 144 ld hl, #4+0 - 0073 39 [11] 145 add hl, sp - 0074 7E [ 7] 146 ld a, (hl) - 0075 F6 07 [ 7] 147 or a, #0x07 - 0077 4F [ 4] 148 ld c,a - 0078 D1 [10] 149 pop de - 0079 E1 [10] 150 pop hl - 007A E5 [11] 151 push hl - 007B D5 [11] 152 push de - 153 ;pio.c:13: *(pio_ctrl + port) = cmd; - 007C ED 5Br02r00 [20] 154 ld de,(_pio_ctrl) - 0080 19 [11] 155 add hl,de - 0081 71 [ 7] 156 ld (hl),c - 157 ;pio.c:31: _pio_control(port, (control | 0x07)); - 0082 C9 [10] 158 ret - 159 ;pio.c:34: void pio_set_interrupts_mask(int port, int control, uint8_t mask) - 160 ; --------------------------------- - 161 ; Function pio_set_interrupts_mask - 162 ; --------------------------------- - 0083 163 _pio_set_interrupts_mask:: - 164 ;pio.c:38: _pio_control(port, (control | 0x17)); - 0083 21 04 00 [10] 165 ld hl, #4+0 - 0086 39 [11] 166 add hl, sp - 0087 7E [ 7] 167 ld a, (hl) - 0088 F6 17 [ 7] 168 or a, #0x17 - 008A 4F [ 4] 169 ld c,a - 008B D1 [10] 170 pop de - 008C E1 [10] 171 pop hl - 008D E5 [11] 172 push hl - 008E D5 [11] 173 push de - 174 ;pio.c:13: *(pio_ctrl + port) = cmd; - 008F FD 2Ar02r00 [20] 175 ld iy,(_pio_ctrl) - 0093 5D [ 4] 176 ld e, l - 0094 54 [ 4] 177 ld d, h - 0095 FD 19 [15] 178 add iy, de - 0097 FD 71 00 [19] 179 ld 0 (iy), c - 180 ;pio.c:39: _pio_control(port, mask); - 009A FD 21 06 00 [14] 181 ld iy,#6 - 009E FD 39 [15] 182 add iy,sp - 00A0 FD 4E 00 [19] 183 ld c,0 (iy) - 184 ;pio.c:13: *(pio_ctrl + port) = cmd; - 00A3 ED 5Br02r00 [20] 185 ld de,(_pio_ctrl) - 00A7 19 [11] 186 add hl,de - 00A8 71 [ 7] 187 ld (hl),c - 188 ;pio.c:39: _pio_control(port, mask); - 00A9 C9 [10] 189 ret - 190 ;pio.c:42: uint8_t pio_read(int port) - 191 ; --------------------------------- - 192 ; Function pio_read - 193 ; --------------------------------- - 00AA 194 _pio_read:: - 195 ;pio.c:44: return *(pio_port + port); - 00AA 21 02 00 [10] 196 ld hl,#2 - 00AD 39 [11] 197 add hl,sp - 00AE FD 21r00r00 [14] 198 ld iy,#_pio_port - 00B2 FD 7E 00 [19] 199 ld a,0 (iy) - 00B5 86 [ 7] 200 add a, (hl) - 00B6 4F [ 4] 201 ld c,a - 00B7 FD 7E 01 [19] 202 ld a,1 (iy) - 00BA 23 [ 6] 203 inc hl - 00BB 8E [ 7] 204 adc a, (hl) - 00BC 47 [ 4] 205 ld b,a - 00BD 0A [ 7] 206 ld a,(bc) - 00BE 6F [ 4] 207 ld l,a - 00BF C9 [10] 208 ret - 209 ;pio.c:47: void pio_write(int port, uint8_t data) - 210 ; --------------------------------- - 211 ; Function pio_write - 212 ; --------------------------------- - 00C0 213 _pio_write:: - 214 ;pio.c:49: _pio_data(port, data); - 00C0 21 04 00 [10] 215 ld hl, #4+0 - 00C3 39 [11] 216 add hl, sp - 00C4 4E [ 7] 217 ld c, (hl) - 00C5 D1 [10] 218 pop de - 00C6 E1 [10] 219 pop hl - 00C7 E5 [11] 220 push hl - 00C8 D5 [11] 221 push de - 222 ;pio.c:8: *(pio_port + port) = data; - 00C9 ED 5Br00r00 [20] 223 ld de,(_pio_port) - 00CD 19 [11] 224 add hl,de - 00CE 71 [ 7] 225 ld (hl),c - 226 ;pio.c:49: _pio_data(port, data); - 00CF C9 [10] 227 ret - 228 .area _CODE - 229 .area _INITIALIZER - 0000 230 __xinit__pio_port: - 0000 00 42 231 .dw #0x4200 - 0002 232 __xinit__pio_ctrl: - 0002 02 42 233 .dw #0x4202 - 234 .area _CABS (ABS) diff --git a/sw/z80/drivers/build/pio.rel b/sw/z80/drivers/build/pio.rel deleted file mode 100644 index d9b1ac3..0000000 --- a/sw/z80/drivers/build/pio.rel +++ /dev/null @@ -1,87 +0,0 @@ -XL2 -H 9 areas 8 global symbols -M pio -O -mz80 -S .__.ABS. Def0000 -A _CODE size D0 flags 0 addr 0 -S _pio_set_interrupts Def0070 -S _pio_set_mode Def0034 -S _pio_set_interrupts_mask Def0083 -S _pio_read Def00AA -S __pio_control Def001A -S _pio_write Def00C0 -S __pio_data Def0000 -A _DATA size 0 flags 0 addr 0 -A _INITIALIZED size 4 flags 0 addr 0 -A _DABS size 0 flags 8 addr 0 -A _HOME size 0 flags 0 addr 0 -A _GSINIT size 0 flags 0 addr 0 -A _GSFINAL size 0 flags 0 addr 0 -A _INITIALIZER size 4 flags 0 addr 0 -A _CABS size 0 flags 8 addr 0 -T 00 00 -R 00 00 02 00 -T 00 00 -R 00 00 02 00 -T 02 00 -R 00 00 02 00 -T 02 00 -R 00 00 02 00 -T 00 00 -R 00 00 00 00 -T 00 00 21 02 00 39 FD 21 00 00 FD 7E 00 86 4F FD -R 00 00 00 00 00 08 02 00 -T 0E 00 7E 01 23 8E 47 21 04 00 39 7E 02 C9 -R 00 00 00 00 -T 1A 00 -R 00 00 00 00 -T 1A 00 21 02 00 39 FD 21 02 00 FD 7E 00 86 4F FD -R 00 00 00 00 00 08 02 00 -T 28 00 7E 01 23 8E 47 21 04 00 39 7E 02 C9 -R 00 00 00 00 -T 34 00 -R 00 00 00 00 -T 34 00 21 04 00 39 7E 0F 0F E6 C0 F6 0F 4F D1 E1 -R 00 00 00 00 -T 42 00 E5 D5 FD 2A 02 00 5D 54 FD 19 FD 71 00 FD -R 00 00 00 00 00 06 02 00 -T 50 00 21 04 00 FD 39 FD 7E 00 D6 03 C0 FD 7E 01 -R 00 00 00 00 -T 5E 00 B7 C0 FD 21 06 00 FD 39 FD 4E 00 ED 5B -R 00 00 00 00 -T 6B 00 02 00 19 71 C9 -R 00 00 00 00 00 02 02 00 -T 70 00 -R 00 00 00 00 -T 70 00 21 04 00 39 7E F6 07 4F D1 E1 E5 D5 ED 5B -R 00 00 00 00 -T 7E 00 02 00 19 71 C9 -R 00 00 00 00 00 02 02 00 -T 83 00 -R 00 00 00 00 -T 83 00 21 04 00 39 7E F6 17 4F D1 E1 E5 D5 FD 2A -R 00 00 00 00 -T 91 00 02 00 5D 54 FD 19 FD 71 00 FD 21 06 00 FD -R 00 00 00 00 00 02 02 00 -T 9F 00 39 FD 4E 00 ED 5B 02 00 19 71 C9 -R 00 00 00 00 00 08 02 00 -T AA 00 -R 00 00 00 00 -T AA 00 21 02 00 39 FD 21 00 00 FD 7E 00 86 4F FD -R 00 00 00 00 00 08 02 00 -T B8 00 7E 01 23 8E 47 0A 6F C9 -R 00 00 00 00 -T C0 00 -R 00 00 00 00 -T C0 00 21 04 00 39 4E D1 E1 E5 D5 ED 5B 00 00 19 -R 00 00 00 00 00 0D 02 00 -T CE 00 71 C9 -R 00 00 00 00 -T 00 00 -R 00 00 07 00 -T 00 00 00 42 -R 00 00 07 00 -T 02 00 -R 00 00 07 00 -T 02 00 02 42 -R 00 00 07 00 diff --git a/sw/z80/drivers/build/pio.sym b/sw/z80/drivers/build/pio.sym deleted file mode 100644 index 52f787c..0000000 --- a/sw/z80/drivers/build/pio.sym +++ /dev/null @@ -1,36 +0,0 @@ - ASxxxx Assembler V02.00 + NoICE + SDCC mods (Zilog Z80 / Hitachi HD64180), page 1. -Hexadecimal [16-Bits] - -Symbol Table - - .__.$$$. = 2710 L - .__.ABS. = 0000 G - .__.CPU. = 0000 L - .__.H$L. = 0000 L - 0 __pio_control 001A GR - 0 __pio_data 0000 GR - 7 __xinit__pio_ctrl 0002 R - 7 __xinit__pio_port 0000 R - 2 _pio_ctrl 0002 R - 2 _pio_port 0000 R - 0 _pio_read 00AA GR - 0 _pio_set_interrupts 0070 GR - 0 _pio_set_interrupts_mask 0083 GR - 0 _pio_set_mode 0034 GR - 0 _pio_write 00C0 GR - - ASxxxx Assembler V02.00 + NoICE + SDCC mods (Zilog Z80 / Hitachi HD64180), page 2. -Hexadecimal [16-Bits] - -Area Table - - 0 _CODE size D0 flags 0 - 1 _DATA size 0 flags 0 - 2 _INITIALIZED size 4 flags 0 - 3 _DABS size 0 flags 8 - 4 _HOME size 0 flags 0 - 5 _GSINIT size 0 flags 0 - 6 _GSFINAL size 0 flags 0 - 7 _INITIALIZER size 4 flags 0 - 8 _CABS size 0 flags 8 - diff --git a/sw/z80/drivers/build/usart.asm b/sw/z80/drivers/build/usart.asm deleted file mode 100644 index fb65d62..0000000 --- a/sw/z80/drivers/build/usart.asm +++ /dev/null @@ -1,440 +0,0 @@ -;-------------------------------------------------------- -; File Created by SDCC : free open source ANSI-C Compiler -; Version 3.6.0 #9615 (Linux) -;-------------------------------------------------------- - .module usart - .optsdcc -mz80 - -;-------------------------------------------------------- -; Public variables in this module -;-------------------------------------------------------- - .globl _usart_word_length - .globl _usart_set_baudrate - .globl _usart_set_parity - .globl _usart_set_stop_bits - .globl _usart_set_autoflow - .globl _usart_init - .globl _usart_transmit - .globl _usart_receive - .globl _usart_write - .globl _usart_read -;-------------------------------------------------------- -; special function registers -;-------------------------------------------------------- -;-------------------------------------------------------- -; ram data -;-------------------------------------------------------- - .area _DATA -;-------------------------------------------------------- -; ram data -;-------------------------------------------------------- - .area _INITIALIZED -__usart: - .ds 2 -;-------------------------------------------------------- -; absolute external ram data -;-------------------------------------------------------- - .area _DABS (ABS) -;-------------------------------------------------------- -; global & static initialisations -;-------------------------------------------------------- - .area _HOME - .area _GSINIT - .area _GSFINAL - .area _GSINIT -;-------------------------------------------------------- -; Home -;-------------------------------------------------------- - .area _HOME - .area _HOME -;-------------------------------------------------------- -; code -;-------------------------------------------------------- - .area _CODE -;usart.c:5: void usart_set_baudrate(uint16_t baudrate) -; --------------------------------- -; Function usart_set_baudrate -; --------------------------------- -_usart_set_baudrate:: - push ix - ld ix,#0 - add ix,sp -;usart.c:8: _usart->LCR.divisor_latch_access = 1; - ld hl,(__usart) - ld bc,#0x0004 - add hl,bc - ld a,(hl) - or a,#0x80 - ld (hl),a -;usart.c:9: _usart->buffer = 0x00FF & baudrate; // LSBs - ld hl,(__usart) - ld c,4 (ix) - ld (hl),c -;usart.c:10: memcpy(&_usart->IER, &(baudrate >>8), 1); - ld de,(__usart) - inc de - ld l,5 (ix) - ld h,#0x00 - ld a, (hl) - ld (de), a -;usart.c:12: _usart->LCR.divisor_latch_access = 0; - ld hl,(__usart) - ld bc,#0x0004 - add hl,bc - ld a,(hl) - and a,#0x7f - ld (hl),a - pop ix - ret -;usart.c:15: void usart_set_parity(int mode) -; --------------------------------- -; Function usart_set_parity -; --------------------------------- -_usart_set_parity:: -;usart.c:18: _usart->LCR.even_parity = 1; - ld hl,(__usart) - ld bc,#0x0004 - add hl,bc -;usart.c:17: if (mode == USART_PARITY_EVEN) { - ld iy,#2 - add iy,sp - ld a,0 (iy) - dec a - jr NZ,00104$ - ld a,1 (iy) - or a, a - jr NZ,00104$ -;usart.c:18: _usart->LCR.even_parity = 1; - ld a,(hl) - or a,#0x10 - ld (hl),a - jr 00105$ -00104$: -;usart.c:20: else if (mode == USART_PARITY_ODD) { - ld iy,#2 - add iy,sp - ld a,0 (iy) - sub a, #0x02 - jr NZ,00105$ - ld a,1 (iy) - or a, a - jr NZ,00105$ -;usart.c:21: _usart->LCR.even_parity = 0; - ld a,(hl) - and a,#0xef - ld (hl),a -00105$: -;usart.c:24: _usart->LCR.parity = (mode == USART_PARITY_NONE) ? 0 : 1; - ld hl,(__usart) - ld bc,#0x0004 - add hl,bc - ld iy,#2 - add iy,sp - ld a,0 (iy) - rlca - rlca - rlca - and a,#0xf8 - and a,#0x08 - ld c,a - ld a,(hl) - and a,#0xf7 - or a,c - ld (hl),a - ret -;usart.c:27: void usart_set_stop_bits(int count) -; --------------------------------- -; Function usart_set_stop_bits -; --------------------------------- -_usart_set_stop_bits:: -;usart.c:29: _usart->LCR.stop_bits = (count == USART_STOP_BITS_1) ? 0 : 1; - ld bc,(__usart) - inc bc - inc bc - inc bc - inc bc - ld iy,#2 - add iy,sp - ld a,0 (iy) - sub a, #0x0a - jr NZ,00103$ - ld a,1 (iy) - or a, a - jr NZ,00103$ - ld a,#0x01 - jr 00104$ -00103$: - xor a,a -00104$: - xor a, #0x01 - add a, a - add a, a - and a,#0x04 - ld l,a - ld a,(bc) - and a,#0xfb - or a,l - ld (bc),a - ret -;usart.c:32: void usart_word_length(int length) -; --------------------------------- -; Function usart_word_length -; --------------------------------- -_usart_word_length:: -;usart.c:34: _usart->LCR.word_length = length; - ld hl,(__usart) - ld bc,#0x0004 - add hl,bc - ld iy,#2 - add iy,sp - ld a,0 (iy) - and a,#0x03 - ld c,a - ld a,(hl) - and a,#0xfc - or a,c - ld (hl),a - ret -;usart.c:37: void usart_set_autoflow(int mode) -; --------------------------------- -; Function usart_set_autoflow -; --------------------------------- -_usart_set_autoflow:: -;usart.c:39: _usart->MCR.autoflow = (mode == USART_AUTOFLOW_OFF) ? 0 : 1; - ld hl,(__usart) - ld bc,#0x000c - add hl,bc - ld iy,#2 - add iy,sp - ld a,0 (iy) - and a,#0x01 - ld c,a - ld a,(hl) - and a,#0xfe - or a,c - ld (hl),a -;usart.c:40: _usart->MCR.data_terminal_ready = (mode == USART_AUTOFLOW_ALL); - ld hl,(__usart) - ld bc,#0x0005 - add hl,bc - ld a,0 (iy) - sub a, #0x03 - jr NZ,00103$ - ld a,1 (iy) - or a, a - jr NZ,00103$ - ld a,#0x01 - jr 00104$ -00103$: - xor a,a -00104$: - and a,#0x01 - ld c,a - ld a,(hl) - and a,#0xfe - or a,c - ld (hl),a - ret -;usart.c:43: inline void usart_init(uint16_t baudrate, int parity, int stop_bits) -; --------------------------------- -; Function usart_init -; --------------------------------- -_usart_init:: -;usart.c:45: usart_set_baudrate(baudrate); - pop bc - pop hl - push hl - push bc - push hl - call _usart_set_baudrate - pop af -;usart.c:46: usart_set_parity(parity); - ld hl, #4 - add hl, sp - ld c, (hl) - inc hl - ld b, (hl) - push bc - call _usart_set_parity - pop af -;usart.c:47: usart_set_stop_bits(stop_bits); - ld hl, #6 - add hl, sp - ld c, (hl) - inc hl - ld b, (hl) - push bc - call _usart_set_stop_bits -;usart.c:48: usart_set_autoflow(USART_AUTOFLOW_OFF); - ld hl, #0x0000 - ex (sp),hl - call _usart_set_autoflow - pop af - ret -;usart.c:51: void usart_transmit(uint8_t data) -; --------------------------------- -; Function usart_transmit -; --------------------------------- -_usart_transmit:: -;usart.c:53: _usart->buffer = data; - ld hl,(__usart) - ld iy,#2 - add iy,sp - ld a,0 (iy) - ld (hl),a -;usart.c:54: while (_usart->LSR.transmitter_holder_empty == 0); // wait -00101$: - ld hl,(__usart) - ld bc,#0x000d - add hl,bc - ld a,(hl) - rlca - rlca - rlca - jr NC,00101$ - ret -;usart.c:57: uint8_t usart_receive() -; --------------------------------- -; Function usart_receive -; --------------------------------- -_usart_receive:: -;usart.c:59: return _usart->buffer; - ld hl,(__usart) - ld l,(hl) - ret -;usart.c:62: int usart_write(uint8_t *data, size_t size) -; --------------------------------- -; Function usart_write -; --------------------------------- -_usart_write:: - push ix - ld ix,#0 - add ix,sp - push af -;usart.c:64: uint8_t *dp = data; - ld a,4 (ix) - ld -2 (ix),a - ld a,5 (ix) - ld -1 (ix),a -;usart.c:66: while (size--) { - ld c,6 (ix) - ld b,7 (ix) -00104$: - ld e, c - ld d, b - dec bc - ld a,d - or a,e - jr Z,00106$ -;usart.c:67: _usart->buffer = *(dp++); - ld de,(__usart) - pop hl - push hl - ld a,(hl) - inc -2 (ix) - jr NZ,00126$ - inc -1 (ix) -00126$: - ld (de),a -;usart.c:68: while (_usart->LSR.transmitter_empty); -00101$: - ld hl,(__usart) - ld de,#0x000d - add hl,de - ld a,(hl) - rlca - rlca - jr NC,00104$ - jr 00101$ -00106$: -;usart.c:72: return size; - ld l, c - ld h, b - ld sp, ix - pop ix - ret -;usart.c:75: int usart_read(uint8_t *buffer, size_t count) -; --------------------------------- -; Function usart_read -; --------------------------------- -_usart_read:: - push ix - ld ix,#0 - add ix,sp - ld hl,#-6 - add hl,sp - ld sp,hl -;usart.c:77: uint8_t *bp = buffer; - ld a,4 (ix) - ld -4 (ix),a - ld a,5 (ix) - ld -3 (ix),a -;usart.c:80: while (count--) { - ld c,6 (ix) - ld b,7 (ix) - ld hl,#0x0000 - ex (sp), hl -00105$: - ld e, c - ld d, b - dec bc - ld a,d - or a,e - jr Z,00107$ -;usart.c:81: *(bp++) = _usart->buffer; - ld hl,(__usart) - ld e,(hl) - ld l,-4 (ix) - ld h,-3 (ix) - ld (hl),e - inc -4 (ix) - jr NZ,00123$ - inc -3 (ix) -00123$: - ld de,(__usart) -;usart.c:83: if (_usart->LSR.framing_error || _usart->LSR.parity_error) { - ld hl,#0x000d - add hl,de - ld -2 (ix),l - ld -1 (ix),h - ld l,-2 (ix) - ld h,-1 (ix) - ld a,(hl) - rrca - rrca - rrca - and a,#0x01 - jr NZ,00101$ - ld l,-2 (ix) - ld h,-1 (ix) - ld a,(hl) - rrca - rrca - and a,#0x01 - jr Z,00102$ -00101$: -;usart.c:84: bp--; // delete last byte (?) - ld l,-4 (ix) - ld h,-3 (ix) - dec hl - ld -4 (ix),l - ld -3 (ix),h - jr 00105$ -00102$: -;usart.c:86: read_count++; - inc -6 (ix) - jr NZ,00105$ - inc -5 (ix) - jr 00105$ -00107$: -;usart.c:90: return read_count; - pop hl - push hl - ld sp, ix - pop ix - ret - .area _CODE - .area _INITIALIZER -__xinit___usart: - .dw #0x4000 - .area _CABS (ABS) diff --git a/sw/z80/drivers/build/usart.lst b/sw/z80/drivers/build/usart.lst deleted file mode 100644 index 65365fe..0000000 --- a/sw/z80/drivers/build/usart.lst +++ /dev/null @@ -1,440 +0,0 @@ - 1 ;-------------------------------------------------------- - 2 ; File Created by SDCC : free open source ANSI-C Compiler - 3 ; Version 3.6.0 #9615 (Linux) - 4 ;-------------------------------------------------------- - 5 .module usart - 6 .optsdcc -mz80 - 7 - 8 ;-------------------------------------------------------- - 9 ; Public variables in this module - 10 ;-------------------------------------------------------- - 11 .globl _usart_word_length - 12 .globl _usart_set_baudrate - 13 .globl _usart_set_parity - 14 .globl _usart_set_stop_bits - 15 .globl _usart_set_autoflow - 16 .globl _usart_init - 17 .globl _usart_transmit - 18 .globl _usart_receive - 19 .globl _usart_write - 20 .globl _usart_read - 21 ;-------------------------------------------------------- - 22 ; special function registers - 23 ;-------------------------------------------------------- - 24 ;-------------------------------------------------------- - 25 ; ram data - 26 ;-------------------------------------------------------- - 27 .area _DATA - 28 ;-------------------------------------------------------- - 29 ; ram data - 30 ;-------------------------------------------------------- - 31 .area _INITIALIZED - 0000 32 __usart: - 0000 33 .ds 2 - 34 ;-------------------------------------------------------- - 35 ; absolute external ram data - 36 ;-------------------------------------------------------- - 37 .area _DABS (ABS) - 38 ;-------------------------------------------------------- - 39 ; global & static initialisations - 40 ;-------------------------------------------------------- - 41 .area _HOME - 42 .area _GSINIT - 43 .area _GSFINAL - 44 .area _GSINIT - 45 ;-------------------------------------------------------- - 46 ; Home - 47 ;-------------------------------------------------------- - 48 .area _HOME - 49 .area _HOME - 50 ;-------------------------------------------------------- - 51 ; code - 52 ;-------------------------------------------------------- - 53 .area _CODE - 54 ;usart.c:5: void usart_set_baudrate(uint16_t baudrate) - 55 ; --------------------------------- - 56 ; Function usart_set_baudrate - 57 ; --------------------------------- - 0000 58 _usart_set_baudrate:: - 0000 DD E5 [15] 59 push ix - 0002 DD 21 00 00 [14] 60 ld ix,#0 - 0006 DD 39 [15] 61 add ix,sp - 62 ;usart.c:8: _usart->LCR.divisor_latch_access = 1; - 0008 2Ar00r00 [16] 63 ld hl,(__usart) - 000B 01 04 00 [10] 64 ld bc,#0x0004 - 000E 09 [11] 65 add hl,bc - 000F 7E [ 7] 66 ld a,(hl) - 0010 F6 80 [ 7] 67 or a,#0x80 - 0012 77 [ 7] 68 ld (hl),a - 69 ;usart.c:9: _usart->buffer = 0x00FF & baudrate; // LSBs - 0013 2Ar00r00 [16] 70 ld hl,(__usart) - 0016 DD 4E 04 [19] 71 ld c,4 (ix) - 0019 71 [ 7] 72 ld (hl),c - 73 ;usart.c:10: memcpy(&_usart->IER, &(baudrate >>8), 1); - 001A ED 5Br00r00 [20] 74 ld de,(__usart) - 001E 13 [ 6] 75 inc de - 001F DD 6E 05 [19] 76 ld l,5 (ix) - 0022 26 00 [ 7] 77 ld h,#0x00 - 0024 7E [ 7] 78 ld a, (hl) - 0025 12 [ 7] 79 ld (de), a - 80 ;usart.c:12: _usart->LCR.divisor_latch_access = 0; - 0026 2Ar00r00 [16] 81 ld hl,(__usart) - 0029 01 04 00 [10] 82 ld bc,#0x0004 - 002C 09 [11] 83 add hl,bc - 002D 7E [ 7] 84 ld a,(hl) - 002E E6 7F [ 7] 85 and a,#0x7f - 0030 77 [ 7] 86 ld (hl),a - 0031 DD E1 [14] 87 pop ix - 0033 C9 [10] 88 ret - 89 ;usart.c:15: void usart_set_parity(int mode) - 90 ; --------------------------------- - 91 ; Function usart_set_parity - 92 ; --------------------------------- - 0034 93 _usart_set_parity:: - 94 ;usart.c:18: _usart->LCR.even_parity = 1; - 0034 2Ar00r00 [16] 95 ld hl,(__usart) - 0037 01 04 00 [10] 96 ld bc,#0x0004 - 003A 09 [11] 97 add hl,bc - 98 ;usart.c:17: if (mode == USART_PARITY_EVEN) { - 003B FD 21 02 00 [14] 99 ld iy,#2 - 003F FD 39 [15] 100 add iy,sp - 0041 FD 7E 00 [19] 101 ld a,0 (iy) - 0044 3D [ 4] 102 dec a - 0045 20 0C [12] 103 jr NZ,00104$ - 0047 FD 7E 01 [19] 104 ld a,1 (iy) - 004A B7 [ 4] 105 or a, a - 004B 20 06 [12] 106 jr NZ,00104$ - 107 ;usart.c:18: _usart->LCR.even_parity = 1; - 004D 7E [ 7] 108 ld a,(hl) - 004E F6 10 [ 7] 109 or a,#0x10 - 0050 77 [ 7] 110 ld (hl),a - 0051 18 17 [12] 111 jr 00105$ - 0053 112 00104$: - 113 ;usart.c:20: else if (mode == USART_PARITY_ODD) { - 0053 FD 21 02 00 [14] 114 ld iy,#2 - 0057 FD 39 [15] 115 add iy,sp - 0059 FD 7E 00 [19] 116 ld a,0 (iy) - 005C D6 02 [ 7] 117 sub a, #0x02 - 005E 20 0A [12] 118 jr NZ,00105$ - 0060 FD 7E 01 [19] 119 ld a,1 (iy) - 0063 B7 [ 4] 120 or a, a - 0064 20 04 [12] 121 jr NZ,00105$ - 122 ;usart.c:21: _usart->LCR.even_parity = 0; - 0066 7E [ 7] 123 ld a,(hl) - 0067 E6 EF [ 7] 124 and a,#0xef - 0069 77 [ 7] 125 ld (hl),a - 006A 126 00105$: - 127 ;usart.c:24: _usart->LCR.parity = (mode == USART_PARITY_NONE) ? 0 : 1; - 006A 2Ar00r00 [16] 128 ld hl,(__usart) - 006D 01 04 00 [10] 129 ld bc,#0x0004 - 0070 09 [11] 130 add hl,bc - 0071 FD 21 02 00 [14] 131 ld iy,#2 - 0075 FD 39 [15] 132 add iy,sp - 0077 FD 7E 00 [19] 133 ld a,0 (iy) - 007A 07 [ 4] 134 rlca - 007B 07 [ 4] 135 rlca - 007C 07 [ 4] 136 rlca - 007D E6 F8 [ 7] 137 and a,#0xf8 - 007F E6 08 [ 7] 138 and a,#0x08 - 0081 4F [ 4] 139 ld c,a - 0082 7E [ 7] 140 ld a,(hl) - 0083 E6 F7 [ 7] 141 and a,#0xf7 - 0085 B1 [ 4] 142 or a,c - 0086 77 [ 7] 143 ld (hl),a - 0087 C9 [10] 144 ret - 145 ;usart.c:27: void usart_set_stop_bits(int count) - 146 ; --------------------------------- - 147 ; Function usart_set_stop_bits - 148 ; --------------------------------- - 0088 149 _usart_set_stop_bits:: - 150 ;usart.c:29: _usart->LCR.stop_bits = (count == USART_STOP_BITS_1) ? 0 : 1; - 0088 ED 4Br00r00 [20] 151 ld bc,(__usart) - 008C 03 [ 6] 152 inc bc - 008D 03 [ 6] 153 inc bc - 008E 03 [ 6] 154 inc bc - 008F 03 [ 6] 155 inc bc - 0090 FD 21 02 00 [14] 156 ld iy,#2 - 0094 FD 39 [15] 157 add iy,sp - 0096 FD 7E 00 [19] 158 ld a,0 (iy) - 0099 D6 0A [ 7] 159 sub a, #0x0a - 009B 20 0A [12] 160 jr NZ,00103$ - 009D FD 7E 01 [19] 161 ld a,1 (iy) - 00A0 B7 [ 4] 162 or a, a - 00A1 20 04 [12] 163 jr NZ,00103$ - 00A3 3E 01 [ 7] 164 ld a,#0x01 - 00A5 18 01 [12] 165 jr 00104$ - 00A7 166 00103$: - 00A7 AF [ 4] 167 xor a,a - 00A8 168 00104$: - 00A8 EE 01 [ 7] 169 xor a, #0x01 - 00AA 87 [ 4] 170 add a, a - 00AB 87 [ 4] 171 add a, a - 00AC E6 04 [ 7] 172 and a,#0x04 - 00AE 6F [ 4] 173 ld l,a - 00AF 0A [ 7] 174 ld a,(bc) - 00B0 E6 FB [ 7] 175 and a,#0xfb - 00B2 B5 [ 4] 176 or a,l - 00B3 02 [ 7] 177 ld (bc),a - 00B4 C9 [10] 178 ret - 179 ;usart.c:32: void usart_word_length(int length) - 180 ; --------------------------------- - 181 ; Function usart_word_length - 182 ; --------------------------------- - 00B5 183 _usart_word_length:: - 184 ;usart.c:34: _usart->LCR.word_length = length; - 00B5 2Ar00r00 [16] 185 ld hl,(__usart) - 00B8 01 04 00 [10] 186 ld bc,#0x0004 - 00BB 09 [11] 187 add hl,bc - 00BC FD 21 02 00 [14] 188 ld iy,#2 - 00C0 FD 39 [15] 189 add iy,sp - 00C2 FD 7E 00 [19] 190 ld a,0 (iy) - 00C5 E6 03 [ 7] 191 and a,#0x03 - 00C7 4F [ 4] 192 ld c,a - 00C8 7E [ 7] 193 ld a,(hl) - 00C9 E6 FC [ 7] 194 and a,#0xfc - 00CB B1 [ 4] 195 or a,c - 00CC 77 [ 7] 196 ld (hl),a - 00CD C9 [10] 197 ret - 198 ;usart.c:37: void usart_set_autoflow(int mode) - 199 ; --------------------------------- - 200 ; Function usart_set_autoflow - 201 ; --------------------------------- - 00CE 202 _usart_set_autoflow:: - 203 ;usart.c:39: _usart->MCR.autoflow = (mode == USART_AUTOFLOW_OFF) ? 0 : 1; - 00CE 2Ar00r00 [16] 204 ld hl,(__usart) - 00D1 01 0C 00 [10] 205 ld bc,#0x000c - 00D4 09 [11] 206 add hl,bc - 00D5 FD 21 02 00 [14] 207 ld iy,#2 - 00D9 FD 39 [15] 208 add iy,sp - 00DB FD 7E 00 [19] 209 ld a,0 (iy) - 00DE E6 01 [ 7] 210 and a,#0x01 - 00E0 4F [ 4] 211 ld c,a - 00E1 7E [ 7] 212 ld a,(hl) - 00E2 E6 FE [ 7] 213 and a,#0xfe - 00E4 B1 [ 4] 214 or a,c - 00E5 77 [ 7] 215 ld (hl),a - 216 ;usart.c:40: _usart->MCR.data_terminal_ready = (mode == USART_AUTOFLOW_ALL); - 00E6 2Ar00r00 [16] 217 ld hl,(__usart) - 00E9 01 05 00 [10] 218 ld bc,#0x0005 - 00EC 09 [11] 219 add hl,bc - 00ED FD 7E 00 [19] 220 ld a,0 (iy) - 00F0 D6 03 [ 7] 221 sub a, #0x03 - 00F2 20 0A [12] 222 jr NZ,00103$ - 00F4 FD 7E 01 [19] 223 ld a,1 (iy) - 00F7 B7 [ 4] 224 or a, a - 00F8 20 04 [12] 225 jr NZ,00103$ - 00FA 3E 01 [ 7] 226 ld a,#0x01 - 00FC 18 01 [12] 227 jr 00104$ - 00FE 228 00103$: - 00FE AF [ 4] 229 xor a,a - 00FF 230 00104$: - 00FF E6 01 [ 7] 231 and a,#0x01 - 0101 4F [ 4] 232 ld c,a - 0102 7E [ 7] 233 ld a,(hl) - 0103 E6 FE [ 7] 234 and a,#0xfe - 0105 B1 [ 4] 235 or a,c - 0106 77 [ 7] 236 ld (hl),a - 0107 C9 [10] 237 ret - 238 ;usart.c:43: inline void usart_init(uint16_t baudrate, int parity, int stop_bits) - 239 ; --------------------------------- - 240 ; Function usart_init - 241 ; --------------------------------- - 0108 242 _usart_init:: - 243 ;usart.c:45: usart_set_baudrate(baudrate); - 0108 C1 [10] 244 pop bc - 0109 E1 [10] 245 pop hl - 010A E5 [11] 246 push hl - 010B C5 [11] 247 push bc - 010C E5 [11] 248 push hl - 010D CDr00r00 [17] 249 call _usart_set_baudrate - 0110 F1 [10] 250 pop af - 251 ;usart.c:46: usart_set_parity(parity); - 0111 21 04 00 [10] 252 ld hl, #4 - 0114 39 [11] 253 add hl, sp - 0115 4E [ 7] 254 ld c, (hl) - 0116 23 [ 6] 255 inc hl - 0117 46 [ 7] 256 ld b, (hl) - 0118 C5 [11] 257 push bc - 0119 CDr34r00 [17] 258 call _usart_set_parity - 011C F1 [10] 259 pop af - 260 ;usart.c:47: usart_set_stop_bits(stop_bits); - 011D 21 06 00 [10] 261 ld hl, #6 - 0120 39 [11] 262 add hl, sp - 0121 4E [ 7] 263 ld c, (hl) - 0122 23 [ 6] 264 inc hl - 0123 46 [ 7] 265 ld b, (hl) - 0124 C5 [11] 266 push bc - 0125 CDr88r00 [17] 267 call _usart_set_stop_bits - 268 ;usart.c:48: usart_set_autoflow(USART_AUTOFLOW_OFF); - 0128 21 00 00 [10] 269 ld hl, #0x0000 - 012B E3 [19] 270 ex (sp),hl - 012C CDrCEr00 [17] 271 call _usart_set_autoflow - 012F F1 [10] 272 pop af - 0130 C9 [10] 273 ret - 274 ;usart.c:51: void usart_transmit(uint8_t data) - 275 ; --------------------------------- - 276 ; Function usart_transmit - 277 ; --------------------------------- - 0131 278 _usart_transmit:: - 279 ;usart.c:53: _usart->buffer = data; - 0131 2Ar00r00 [16] 280 ld hl,(__usart) - 0134 FD 21 02 00 [14] 281 ld iy,#2 - 0138 FD 39 [15] 282 add iy,sp - 013A FD 7E 00 [19] 283 ld a,0 (iy) - 013D 77 [ 7] 284 ld (hl),a - 285 ;usart.c:54: while (_usart->LSR.transmitter_holder_empty == 0); // wait - 013E 286 00101$: - 013E 2Ar00r00 [16] 287 ld hl,(__usart) - 0141 01 0D 00 [10] 288 ld bc,#0x000d - 0144 09 [11] 289 add hl,bc - 0145 7E [ 7] 290 ld a,(hl) - 0146 07 [ 4] 291 rlca - 0147 07 [ 4] 292 rlca - 0148 07 [ 4] 293 rlca - 0149 30 F3 [12] 294 jr NC,00101$ - 014B C9 [10] 295 ret - 296 ;usart.c:57: uint8_t usart_receive() - 297 ; --------------------------------- - 298 ; Function usart_receive - 299 ; --------------------------------- - 014C 300 _usart_receive:: - 301 ;usart.c:59: return _usart->buffer; - 014C 2Ar00r00 [16] 302 ld hl,(__usart) - 014F 6E [ 7] 303 ld l,(hl) - 0150 C9 [10] 304 ret - 305 ;usart.c:62: int usart_write(uint8_t *data, size_t size) - 306 ; --------------------------------- - 307 ; Function usart_write - 308 ; --------------------------------- - 0151 309 _usart_write:: - 0151 DD E5 [15] 310 push ix - 0153 DD 21 00 00 [14] 311 ld ix,#0 - 0157 DD 39 [15] 312 add ix,sp - 0159 F5 [11] 313 push af - 314 ;usart.c:64: uint8_t *dp = data; - 015A DD 7E 04 [19] 315 ld a,4 (ix) - 015D DD 77 FE [19] 316 ld -2 (ix),a - 0160 DD 7E 05 [19] 317 ld a,5 (ix) - 0163 DD 77 FF [19] 318 ld -1 (ix),a - 319 ;usart.c:66: while (size--) { - 0166 DD 4E 06 [19] 320 ld c,6 (ix) - 0169 DD 46 07 [19] 321 ld b,7 (ix) - 016C 322 00104$: - 016C 59 [ 4] 323 ld e, c - 016D 50 [ 4] 324 ld d, b - 016E 0B [ 6] 325 dec bc - 016F 7A [ 4] 326 ld a,d - 0170 B3 [ 4] 327 or a,e - 0171 28 1E [12] 328 jr Z,00106$ - 329 ;usart.c:67: _usart->buffer = *(dp++); - 0173 ED 5Br00r00 [20] 330 ld de,(__usart) - 0177 E1 [10] 331 pop hl - 0178 E5 [11] 332 push hl - 0179 7E [ 7] 333 ld a,(hl) - 017A DD 34 FE [23] 334 inc -2 (ix) - 017D 20 03 [12] 335 jr NZ,00126$ - 017F DD 34 FF [23] 336 inc -1 (ix) - 0182 337 00126$: - 0182 12 [ 7] 338 ld (de),a - 339 ;usart.c:68: while (_usart->LSR.transmitter_empty); - 0183 340 00101$: - 0183 2Ar00r00 [16] 341 ld hl,(__usart) - 0186 11 0D 00 [10] 342 ld de,#0x000d - 0189 19 [11] 343 add hl,de - 018A 7E [ 7] 344 ld a,(hl) - 018B 07 [ 4] 345 rlca - 018C 07 [ 4] 346 rlca - 018D 30 DD [12] 347 jr NC,00104$ - 018F 18 F2 [12] 348 jr 00101$ - 0191 349 00106$: - 350 ;usart.c:72: return size; - 0191 69 [ 4] 351 ld l, c - 0192 60 [ 4] 352 ld h, b - 0193 DD F9 [10] 353 ld sp, ix - 0195 DD E1 [14] 354 pop ix - 0197 C9 [10] 355 ret - 356 ;usart.c:75: int usart_read(uint8_t *buffer, size_t count) - 357 ; --------------------------------- - 358 ; Function usart_read - 359 ; --------------------------------- - 0198 360 _usart_read:: - 0198 DD E5 [15] 361 push ix - 019A DD 21 00 00 [14] 362 ld ix,#0 - 019E DD 39 [15] 363 add ix,sp - 01A0 21 FA FF [10] 364 ld hl,#-6 - 01A3 39 [11] 365 add hl,sp - 01A4 F9 [ 6] 366 ld sp,hl - 367 ;usart.c:77: uint8_t *bp = buffer; - 01A5 DD 7E 04 [19] 368 ld a,4 (ix) - 01A8 DD 77 FC [19] 369 ld -4 (ix),a - 01AB DD 7E 05 [19] 370 ld a,5 (ix) - 01AE DD 77 FD [19] 371 ld -3 (ix),a - 372 ;usart.c:80: while (count--) { - 01B1 DD 4E 06 [19] 373 ld c,6 (ix) - 01B4 DD 46 07 [19] 374 ld b,7 (ix) - 01B7 21 00 00 [10] 375 ld hl,#0x0000 - 01BA E3 [19] 376 ex (sp), hl - 01BB 377 00105$: - 01BB 59 [ 4] 378 ld e, c - 01BC 50 [ 4] 379 ld d, b - 01BD 0B [ 6] 380 dec bc - 01BE 7A [ 4] 381 ld a,d - 01BF B3 [ 4] 382 or a,e - 01C0 28 55 [12] 383 jr Z,00107$ - 384 ;usart.c:81: *(bp++) = _usart->buffer; - 01C2 2Ar00r00 [16] 385 ld hl,(__usart) - 01C5 5E [ 7] 386 ld e,(hl) - 01C6 DD 6E FC [19] 387 ld l,-4 (ix) - 01C9 DD 66 FD [19] 388 ld h,-3 (ix) - 01CC 73 [ 7] 389 ld (hl),e - 01CD DD 34 FC [23] 390 inc -4 (ix) - 01D0 20 03 [12] 391 jr NZ,00123$ - 01D2 DD 34 FD [23] 392 inc -3 (ix) - 01D5 393 00123$: - 01D5 ED 5Br00r00 [20] 394 ld de,(__usart) - 395 ;usart.c:83: if (_usart->LSR.framing_error || _usart->LSR.parity_error) { - 01D9 21 0D 00 [10] 396 ld hl,#0x000d - 01DC 19 [11] 397 add hl,de - 01DD DD 75 FE [19] 398 ld -2 (ix),l - 01E0 DD 74 FF [19] 399 ld -1 (ix),h - 01E3 DD 6E FE [19] 400 ld l,-2 (ix) - 01E6 DD 66 FF [19] 401 ld h,-1 (ix) - 01E9 7E [ 7] 402 ld a,(hl) - 01EA 0F [ 4] 403 rrca - 01EB 0F [ 4] 404 rrca - 01EC 0F [ 4] 405 rrca - 01ED E6 01 [ 7] 406 and a,#0x01 - 01EF 20 0D [12] 407 jr NZ,00101$ - 01F1 DD 6E FE [19] 408 ld l,-2 (ix) - 01F4 DD 66 FF [19] 409 ld h,-1 (ix) - 01F7 7E [ 7] 410 ld a,(hl) - 01F8 0F [ 4] 411 rrca - 01F9 0F [ 4] 412 rrca - 01FA E6 01 [ 7] 413 and a,#0x01 - 01FC 28 0F [12] 414 jr Z,00102$ - 01FE 415 00101$: - 416 ;usart.c:84: bp--; // delete last byte (?) - 01FE DD 6E FC [19] 417 ld l,-4 (ix) - 0201 DD 66 FD [19] 418 ld h,-3 (ix) - 0204 2B [ 6] 419 dec hl - 0205 DD 75 FC [19] 420 ld -4 (ix),l - 0208 DD 74 FD [19] 421 ld -3 (ix),h - 020B 18 AE [12] 422 jr 00105$ - 020D 423 00102$: - 424 ;usart.c:86: read_count++; - 020D DD 34 FA [23] 425 inc -6 (ix) - 0210 20 A9 [12] 426 jr NZ,00105$ - 0212 DD 34 FB [23] 427 inc -5 (ix) - 0215 18 A4 [12] 428 jr 00105$ - 0217 429 00107$: - 430 ;usart.c:90: return read_count; - 0217 E1 [10] 431 pop hl - 0218 E5 [11] 432 push hl - 0219 DD F9 [10] 433 ld sp, ix - 021B DD E1 [14] 434 pop ix - 021D C9 [10] 435 ret - 436 .area _CODE - 437 .area _INITIALIZER - 0000 438 __xinit___usart: - 0000 00 40 439 .dw #0x4000 - 440 .area _CABS (ABS) diff --git a/sw/z80/drivers/build/usart.rel b/sw/z80/drivers/build/usart.rel deleted file mode 100644 index 29ad600..0000000 --- a/sw/z80/drivers/build/usart.rel +++ /dev/null @@ -1,184 +0,0 @@ -XL2 -H 9 areas B global symbols -M usart -O -mz80 -S .__.ABS. Def0000 -A _CODE size 21E flags 0 addr 0 -S _usart_read Def0198 -S _usart_set_autoflow Def00CE -S _usart_word_length Def00B5 -S _usart_receive Def014C -S _usart_write Def0151 -S _usart_transmit Def0131 -S _usart_set_baudrate Def0000 -S _usart_init Def0108 -S _usart_set_stop_bits Def0088 -S _usart_set_parity Def0034 -A _DATA size 0 flags 0 addr 0 -A _INITIALIZED size 2 flags 0 addr 0 -A _DABS size 0 flags 8 addr 0 -A _HOME size 0 flags 0 addr 0 -A _GSINIT size 0 flags 0 addr 0 -A _GSFINAL size 0 flags 0 addr 0 -A _INITIALIZER size 2 flags 0 addr 0 -A _CABS size 0 flags 8 addr 0 -T 00 00 -R 00 00 02 00 -T 00 00 -R 00 00 02 00 -T 00 00 -R 00 00 00 00 -T 00 00 DD E5 DD 21 00 00 DD 39 2A 00 00 01 04 00 -R 00 00 00 00 00 0B 02 00 -T 0E 00 09 7E F6 80 77 2A 00 00 DD 4E 04 71 ED 5B -R 00 00 00 00 00 08 02 00 -T 1C 00 00 00 13 DD 6E 05 26 00 7E 12 2A 00 00 01 -R 00 00 00 00 00 02 02 00 00 0D 02 00 -T 2A 00 04 00 09 7E E6 7F 77 DD E1 C9 -R 00 00 00 00 -T 34 00 -R 00 00 00 00 -T 34 00 2A 00 00 01 04 00 09 FD 21 02 00 FD 39 FD -R 00 00 00 00 00 03 02 00 -T 42 00 7E 00 3D 20 0C FD 7E 01 B7 20 06 7E F6 10 -R 00 00 00 00 -T 50 00 77 18 17 -R 00 00 00 00 -T 53 00 -R 00 00 00 00 -T 53 00 FD 21 02 00 FD 39 FD 7E 00 D6 02 20 0A FD -R 00 00 00 00 -T 61 00 7E 01 B7 20 04 7E E6 EF 77 -R 00 00 00 00 -T 6A 00 -R 00 00 00 00 -T 6A 00 2A 00 00 01 04 00 09 FD 21 02 00 FD 39 FD -R 00 00 00 00 00 03 02 00 -T 78 00 7E 00 07 07 07 E6 F8 E6 08 4F 7E E6 F7 B1 -R 00 00 00 00 -T 86 00 77 C9 -R 00 00 00 00 -T 88 00 -R 00 00 00 00 -T 88 00 ED 4B 00 00 03 03 03 03 FD 21 02 00 FD 39 -R 00 00 00 00 00 04 02 00 -T 96 00 FD 7E 00 D6 0A 20 0A FD 7E 01 B7 20 04 3E -R 00 00 00 00 -T A4 00 01 18 01 -R 00 00 00 00 -T A7 00 -R 00 00 00 00 -T A7 00 AF -R 00 00 00 00 -T A8 00 -R 00 00 00 00 -T A8 00 EE 01 87 87 E6 04 6F 0A E6 FB B5 02 C9 -R 00 00 00 00 -T B5 00 -R 00 00 00 00 -T B5 00 2A 00 00 01 04 00 09 FD 21 02 00 FD 39 FD -R 00 00 00 00 00 03 02 00 -T C3 00 7E 00 E6 03 4F 7E E6 FC B1 77 C9 -R 00 00 00 00 -T CE 00 -R 00 00 00 00 -T CE 00 2A 00 00 01 0C 00 09 FD 21 02 00 FD 39 FD -R 00 00 00 00 00 03 02 00 -T DC 00 7E 00 E6 01 4F 7E E6 FE B1 77 2A 00 00 01 -R 00 00 00 00 00 0D 02 00 -T EA 00 05 00 09 FD 7E 00 D6 03 20 0A FD 7E 01 B7 -R 00 00 00 00 -T F8 00 20 04 3E 01 18 01 -R 00 00 00 00 -T FE 00 -R 00 00 00 00 -T FE 00 AF -R 00 00 00 00 -T FF 00 -R 00 00 00 00 -T FF 00 E6 01 4F 7E E6 FE B1 77 C9 -R 00 00 00 00 -T 08 01 -R 00 00 00 00 -T 08 01 C1 E1 E5 C5 E5 CD 00 00 F1 21 04 00 39 4E -R 00 00 00 00 00 08 00 00 -T 16 01 23 46 C5 CD 34 00 F1 21 06 00 39 4E 23 46 -R 00 00 00 00 00 06 00 00 -T 24 01 C5 CD 88 00 21 00 00 E3 CD CE 00 F1 C9 -R 00 00 00 00 00 04 00 00 00 0B 00 00 -T 31 01 -R 00 00 00 00 -T 31 01 2A 00 00 FD 21 02 00 FD 39 FD 7E 00 77 -R 00 00 00 00 00 03 02 00 -T 3E 01 -R 00 00 00 00 -T 3E 01 2A 00 00 01 0D 00 09 7E 07 07 07 30 F3 C9 -R 00 00 00 00 00 03 02 00 -T 4C 01 -R 00 00 00 00 -T 4C 01 2A 00 00 6E C9 -R 00 00 00 00 00 03 02 00 -T 51 01 -R 00 00 00 00 -T 51 01 DD E5 DD 21 00 00 DD 39 F5 DD 7E 04 DD 77 -R 00 00 00 00 -T 5F 01 FE DD 7E 05 DD 77 FF DD 4E 06 DD 46 07 -R 00 00 00 00 -T 6C 01 -R 00 00 00 00 -T 6C 01 59 50 0B 7A B3 28 1E ED 5B 00 00 E1 E5 7E -R 00 00 00 00 00 0B 02 00 -T 7A 01 DD 34 FE 20 03 DD 34 FF -R 00 00 00 00 -T 82 01 -R 00 00 00 00 -T 82 01 12 -R 00 00 00 00 -T 83 01 -R 00 00 00 00 -T 83 01 2A 00 00 11 0D 00 19 7E 07 07 30 DD 18 F2 -R 00 00 00 00 00 03 02 00 -T 91 01 -R 00 00 00 00 -T 91 01 69 60 DD F9 DD E1 C9 -R 00 00 00 00 -T 98 01 -R 00 00 00 00 -T 98 01 DD E5 DD 21 00 00 DD 39 21 FA FF 39 F9 DD -R 00 00 00 00 -T A6 01 7E 04 DD 77 FC DD 7E 05 DD 77 FD DD 4E 06 -R 00 00 00 00 -T B4 01 DD 46 07 21 00 00 E3 -R 00 00 00 00 -T BB 01 -R 00 00 00 00 -T BB 01 59 50 0B 7A B3 28 55 2A 00 00 5E DD 6E FC -R 00 00 00 00 00 0A 02 00 -T C9 01 DD 66 FD 73 DD 34 FC 20 03 DD 34 FD -R 00 00 00 00 -T D5 01 -R 00 00 00 00 -T D5 01 ED 5B 00 00 21 0D 00 19 DD 75 FE DD 74 FF -R 00 00 00 00 00 04 02 00 -T E3 01 DD 6E FE DD 66 FF 7E 0F 0F 0F E6 01 20 0D -R 00 00 00 00 -T F1 01 DD 6E FE DD 66 FF 7E 0F 0F E6 01 28 0F -R 00 00 00 00 -T FE 01 -R 00 00 00 00 -T FE 01 DD 6E FC DD 66 FD 2B DD 75 FC DD 74 FD 18 -R 00 00 00 00 -T 0C 02 AE -R 00 00 00 00 -T 0D 02 -R 00 00 00 00 -T 0D 02 DD 34 FA 20 A9 DD 34 FB 18 A4 -R 00 00 00 00 -T 17 02 -R 00 00 00 00 -T 17 02 E1 E5 DD F9 DD E1 C9 -R 00 00 00 00 -T 00 00 -R 00 00 07 00 -T 00 00 00 40 -R 00 00 07 00 diff --git a/sw/z80/drivers/build/usart.sym b/sw/z80/drivers/build/usart.sym deleted file mode 100644 index 71004e3..0000000 --- a/sw/z80/drivers/build/usart.sym +++ /dev/null @@ -1,38 +0,0 @@ - ASxxxx Assembler V02.00 + NoICE + SDCC mods (Zilog Z80 / Hitachi HD64180), page 1. -Hexadecimal [16-Bits] - -Symbol Table - - .__.$$$. = 2710 L - .__.ABS. = 0000 G - .__.CPU. = 0000 L - .__.H$L. = 0000 L - 2 __usart 0000 R - 7 __xinit___usart 0000 R - 0 _usart_init 0108 GR - 0 _usart_read 0198 GR - 0 _usart_receive 014C GR - 0 _usart_set_autoflow 00CE GR - 0 _usart_set_baudrate 0000 GR - 0 _usart_set_parity 0034 GR - 0 _usart_set_stop_bits 0088 GR - 0 _usart_transmit 0131 GR - 0 _usart_word_length 00B5 GR - 0 _usart_write 0151 GR - - - ASxxxx Assembler V02.00 + NoICE + SDCC mods (Zilog Z80 / Hitachi HD64180), page 2. -Hexadecimal [16-Bits] - -Area Table - - 0 _CODE size 21E flags 0 - 1 _DATA size 0 flags 0 - 2 _INITIALIZED size 2 flags 0 - 3 _DABS size 0 flags 8 - 4 _HOME size 0 flags 0 - 5 _GSINIT size 0 flags 0 - 6 _GSFINAL size 0 flags 0 - 7 _INITIALIZER size 2 flags 0 - 8 _CABS size 0 flags 8 - diff --git a/sw/z80/drivers/include/pio.h b/sw/z80/drivers/include/pio.h index e91029c..a4b6fc2 100644 --- a/sw/z80/drivers/include/pio.h +++ b/sw/z80/drivers/include/pio.h @@ -4,9 +4,19 @@ #include "addresses.h" #include +// ports #define PIO_A 0 #define PIO_B 1 +// registers +#define PIO_REG_DATA 0 +#define PIO_REG_CTRL 1 + +// #define PIO_REG_DATA_A (PIO_A + PIO_REG_PORT) +// #define PIO_REG_DATA_B 1 (PIO_B + PIO_REG_PORT) +// #define PIO_REG_CTRL_A 2 (PIO_A + PIO_REG_CTRL) +// #define PIO_REG_CTRL_B 3 (PIO_B + PIO_REG_CTRL) + #define PIO_MODE_BYTE_IN 0 #define PIO_MODE_BYTE_OUT 1 #define PIO_MODE_BYTE_BI 2 @@ -16,9 +26,9 @@ #define PIO_INT_AND_MODE (1<<6) #define PIO_INT_ENABLE (1<<7) - -inline void _pio_data(int port, uint8_t data); -inline void _pio_control(int port, uint8_t cmd); +/* functions used internallyto interface with the device */ +inline void _pio_write(uint8_t reg, uint8_t data); +inline uint8_t _pio_read(uint8_t reg); /* the last argument is needed only for IO mode */ void pio_set_mode(int port, int mode, uint8_t io); diff --git a/sw/z80/drivers/makefile b/sw/z80/drivers/makefile index 5d6d8ee..98f453a 100644 --- a/sw/z80/drivers/makefile +++ b/sw/z80/drivers/makefile @@ -19,4 +19,4 @@ dirs: mkdir -p build clean: - - rm -rd build/* + - rm -rd build diff --git a/sw/z80/drivers/pio.c b/sw/z80/drivers/pio.c index bdbe1c3..18697d8 100644 --- a/sw/z80/drivers/pio.c +++ b/sw/z80/drivers/pio.c @@ -1,50 +1,80 @@ #include "pio.h" -static uint8_t *pio_port = (uint8_t *) ADDR_DEV_PIO; -static uint8_t *pio_ctrl = (uint8_t *) (ADDR_DEV_PIO + 2); +#if 0 /* old inline asm implementation */ +inline void _pio_write(uint8_t reg, uint8_t data) +{ + __asm + ;; pop function arguments + pop hl + ;; store data in A + ld a, h + ld h, #0 + ;; add ADDR_DEV_PIO to get the device address + ld bc, #ADDR_DEV_PIO + add hl, bc + ;; load data + ld (hl), a + __endasm; +} + +// incomplete +inline uint8_t _pio_read(uint8_t reg) __naked +{ + __asm + ;; pop function argument + pop l + ld h, #0 + ;; add ADDR_DEV_PIO to get the device address + ld bc, #ADDR_DEV_PIO + add hl, bc + ld l, (hl) + ret + __endasm; +} +#endif -inline void _pio_data(int port, uint8_t data) +inline void _pio_write(uint8_t reg, uint8_t data) { - *(pio_port + port) = data; + *((uint8_t *) (ADDR_DEV_PIO + reg)) = data; } -inline void _pio_control(int port, uint8_t cmd) +inline uint8_t _pio_read(uint8_t reg) { - *(pio_ctrl + port) = cmd; + return *((uint8_t *) (ADDR_DEV_PIO + reg)); } void pio_set_mode(int port, int mode, uint8_t io) { // 0x0F is a control sequence to set mode - _pio_control(port, ((mode << 6) | 0x0F)); + _pio_write((PIO_REG_CTRL + port), ((mode << 6) | 0x0F)); // this mode requires an additional argument that sets // a mode for each pin if (mode == PIO_MODE_BIT_IO) { - _pio_control(port, io); + _pio_write((PIO_REG_CTRL + port), io); } } void pio_set_interrupts(int port, int control) { // 0x07 is a control sequence to set interrupts - _pio_control(port, (control | 0x07)); + _pio_write((PIO_REG_CTRL + port), (control | 0x07)); } void pio_set_interrupts_mask(int port, int control, uint8_t mask) { // 0x17 is a control sequence to set interrupts // AND interpret the next byte as a bitmask - _pio_control(port, (control | 0x17)); - _pio_control(port, mask); + _pio_write((PIO_REG_CTRL + port),(control | 0x17)); + _pio_write((PIO_REG_CTRL + port), mask); } uint8_t pio_read(int port) { - return *(pio_port + port); + return _pio_read((PIO_REG_DATA + port)); } void pio_write(int port, uint8_t data) { - _pio_data(port, data); + _pio_write((PIO_REG_DATA + port), data); } -- cgit v1.2.1