Files
rosaled/firmware/STM8L15X_LD/main.asm
2025-06-28 16:14:14 +02:00

325 lines
7.9 KiB
NASM

;--------------------------------------------------------
; File Created by SDCC : free open source ISO C Compiler
; Version 4.5.0 #15242 (Linux)
;--------------------------------------------------------
.module main
;--------------------------------------------------------
; Public variables in this module
;--------------------------------------------------------
.globl _main
.globl _USART_Cmd
.globl _USART_Init
.globl _GPIO_ResetBits
.globl _GPIO_SetBits
.globl _GPIO_Init
.globl _CLK_PeripheralClockConfig
.globl _CLK_SYSCLKSourceSwitchCmd
.globl _CLK_SYSCLKDivConfig
.globl _CLK_GetSYSCLKSource
.globl _CLK_SYSCLKSourceConfig
;--------------------------------------------------------
; ram data
;--------------------------------------------------------
.area DATA
;--------------------------------------------------------
; ram data
;--------------------------------------------------------
.area INITIALIZED
;--------------------------------------------------------
; Stack segment in internal ram
;--------------------------------------------------------
.area SSEG
__start__stack:
.ds 1
;--------------------------------------------------------
; absolute external ram data
;--------------------------------------------------------
.area DABS (ABS)
; default segment ordering for linker
.area HOME
.area GSINIT
.area GSFINAL
.area CONST
.area INITIALIZER
.area CODE
;--------------------------------------------------------
; interrupt vector
;--------------------------------------------------------
.area HOME
__interrupt_vect:
int s_GSINIT ; reset
int _TRAP_IRQHandler ; trap
int 0x000000 ; int0
int _FLASH_IRQHandler ; int1
int _DMA1_CHANNEL0_1_IRQHandler ; int2
int _DMA1_CHANNEL2_3_IRQHandler ; int3
int _RTC_CSSLSE_IRQHandler ; int4
int _EXTIE_F_PVD_IRQHandler ; int5
int _EXTIB_G_IRQHandler ; int6
int _EXTID_H_IRQHandler ; int7
int _EXTI0_IRQHandler ; int8
int _EXTI1_IRQHandler ; int9
int _EXTI2_IRQHandler ; int10
int _EXTI3_IRQHandler ; int11
int _EXTI4_IRQHandler ; int12
int _EXTI5_IRQHandler ; int13
int _EXTI6_IRQHandler ; int14
int _EXTI7_IRQHandler ; int15
int _LCD_AES_IRQHandler ; int16
int _SWITCH_CSS_BREAK_DAC_IRQHandler ; int17
int _ADC1_COMP_IRQHandler ; int18
int _TIM2_UPD_OVF_TRG_BRK_USART2_TX_IRQHandler ; int19
int _TIM2_CC_USART2_RX_IRQHandler ; int20
int _TIM3_UPD_OVF_TRG_BRK_USART3_TX_IRQHandler ; int21
int _TIM3_CC_USART3_RX_IRQHandler ; int22
int _TIM1_UPD_OVF_TRG_COM_IRQHandler ; int23
int _TIM1_CC_IRQHandler ; int24
int _TIM4_UPD_OVF_TRG_IRQHandler ; int25
int _SPI1_IRQHandler ; int26
int _USART1_TX_TIM5_UPD_OVF_TRG_BRK_IRQHandler ; int27
int _USART1_RX_TIM5_CC_IRQHandler ; int28
int _I2C1_SPI2_IRQHandler ; int29
;--------------------------------------------------------
; global & static initialisations
;--------------------------------------------------------
.area HOME
.area GSINIT
.area GSFINAL
.area GSINIT
call ___sdcc_external_startup
tnz a
jreq __sdcc_init_data
jp __sdcc_program_startup
__sdcc_init_data:
; stm8_genXINIT() start
ldw x, #l_DATA
jreq 00002$
00001$:
clr (s_DATA - 1, x)
decw x
jrne 00001$
00002$:
ldw x, #l_INITIALIZER
jreq 00004$
00003$:
ld a, (s_INITIALIZER - 1, x)
ld (s_INITIALIZED - 1, x), a
decw x
jrne 00003$
00004$:
; stm8_genXINIT() end
.area GSFINAL
jp __sdcc_program_startup
;--------------------------------------------------------
; Home
;--------------------------------------------------------
.area HOME
.area HOME
__sdcc_program_startup:
jp _main
; return from main will return to caller
;--------------------------------------------------------
; code
;--------------------------------------------------------
.area CODE
; ../src/main.c: 24: void main(void)
; -----------------------------------------
; function main
; -----------------------------------------
_main:
; ../src/main.c: 27: Led_Init;
push #0xc0
ld a, #0x10
ldw x, #0x500a
call _GPIO_Init
; ../src/main.c: 28: blink(1);
clrw x
incw x
call _blink
; ../src/main.c: 29: USART_Config();
call _USART_Config
; ../src/main.c: 30: println("Hello");
ldw x, #(___str_0+0)
call _println
; ../src/main.c: 31: while (1);
00102$:
jra 00102$
; ../src/main.c: 32: }
ret
; ../src/main.c: 34: static void CLK_Config(void)
; -----------------------------------------
; function CLK_Config
; -----------------------------------------
_CLK_Config:
; ../src/main.c: 37: CLK_SYSCLKSourceSwitchCmd(ENABLE);
ld a, #0x01
call _CLK_SYSCLKSourceSwitchCmd
; ../src/main.c: 38: CLK_SYSCLKSourceConfig(CLK_SYSCLKSource_LSE);
ld a, #0x08
call _CLK_SYSCLKSourceConfig
; ../src/main.c: 40: CLK_SYSCLKDivConfig(CLK_SYSCLKDiv_1);
clr a
call _CLK_SYSCLKDivConfig
; ../src/main.c: 41: while (CLK_GetSYSCLKSource() != CLK_SYSCLKSource_LSE);
00101$:
call _CLK_GetSYSCLKSource
cp a, #0x08
jrne 00101$
ret
jra 00101$
; ../src/main.c: 42: }
ret
; ../src/main.c: 44: static void blink(uint16_t repeats) {
; -----------------------------------------
; function blink
; -----------------------------------------
_blink:
sub sp, #4
ldw (0x01, sp), x
; ../src/main.c: 45: for (uint16_t i = 0; i <= repeats; i++) {
clrw x
ldw (0x03, sp), x
00111$:
ldw x, (0x03, sp)
cpw x, (0x01, sp)
jrugt 00113$
; ../src/main.c: 46: Led_ON;
ld a, #0x10
ldw x, #0x500a
call _GPIO_SetBits
; ../src/main.c: 47: for (uint16_t j = 0; j <= 4000; j++) {nop();}
clrw x
00105$:
ldw y, x
cpw y, #0x0fa0
jrugt 00101$
nop
incw x
jra 00105$
00101$:
; ../src/main.c: 48: Led_OFF;
ld a, #0x10
ldw x, #0x500a
call _GPIO_ResetBits
; ../src/main.c: 49: for (uint16_t j = 0; j <= 4000; j++) {nop();}
clrw x
00108$:
ldw y, x
cpw y, #0x0fa0
jrugt 00112$
nop
incw x
jra 00108$
00112$:
; ../src/main.c: 45: for (uint16_t i = 0; i <= repeats; i++) {
ldw x, (0x03, sp)
incw x
ldw (0x03, sp), x
jra 00111$
00113$:
; ../src/main.c: 51: }
addw sp, #4
ret
; ../src/main.c: 53: static void putchar(uint8_t Data) {
; -----------------------------------------
; function putchar
; -----------------------------------------
_putchar:
; ../src/main.c: 54: while (!(USART1->SR & USART_FLAG_TXE));
00101$:
ldw x, #0x5230
push a
ld a, (x)
ld xh, a
pop a
tnzw x
jrpl 00101$
; ../src/main.c: 55: USART1->DR = Data;
ld 0x5231, a
; ../src/main.c: 56: }
ret
; ../src/main.c: 58: static void print(const char* s){
; -----------------------------------------
; function print
; -----------------------------------------
_print:
; ../src/main.c: 59: while (*s) {
00101$:
ld a, (x)
jrne 00121$
ret
00121$:
; ../src/main.c: 60: putchar(*s++);
incw x
pushw x
call _putchar
popw x
jra 00101$
; ../src/main.c: 62: }
ret
; ../src/main.c: 64: static void println(const char* s){
; -----------------------------------------
; function println
; -----------------------------------------
_println:
; ../src/main.c: 65: print(s);
call _print
; ../src/main.c: 66: putchar('\n');
ld a, #0x0a
; ../src/main.c: 67: }
jp _putchar
; ../src/main.c: 69: static void USART_Config(void)
; -----------------------------------------
; function USART_Config
; -----------------------------------------
_USART_Config:
; ../src/main.c: 72: SYSCFG->RMPCR1 &= ~(0b11 << 4);
ld a, 0x509e
and a, #0xcf
ld 0x509e, a
; ../src/main.c: 73: SYSCFG->RMPCR1 |= (0b01 << 4);
bset 0x509e, #4
; ../src/main.c: 75: GPIO_Init(GPIOA, GPIO_Pin_2, GPIO_Mode_Out_PP_High_Fast);
push #0xf0
ld a, #0x04
ldw x, #0x5000
call _GPIO_Init
; ../src/main.c: 76: GPIO_Init(GPIOA, GPIO_Pin_3, GPIO_Mode_In_FL_No_IT);
push #0x00
ld a, #0x08
ldw x, #0x5000
call _GPIO_Init
; ../src/main.c: 78: CLK_PeripheralClockConfig(CLK_Peripheral_USART1, ENABLE);
push #0x01
ld a, #0x05
call _CLK_PeripheralClockConfig
; ../src/main.c: 80: USART_Init(USART1, (uint32_t)9600,
push #0x08
push #0x00
push #0x00
push #0x00
push #0x80
push #0x25
clrw x
pushw x
ldw x, #0x5230
call _USART_Init
; ../src/main.c: 83: USART_Cmd(USART1, ENABLE);
ld a, #0x01
ldw x, #0x5230
; ../src/main.c: 84: }
jp _USART_Cmd
.area CODE
.area CONST
.area CONST
___str_0:
.ascii "Hello"
.db 0x00
.area CODE
.area INITIALIZER
.area CABS (ABS)