mhu/reflow-oven-control-sw
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Move variables to CCM RAM

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This commit is contained in:
Mario Hüttel
2020-08-23 21:51:34 +02:00
parent 149c5715c6
commit cc6e922d1b
2 changed files with 11 additions and 9 deletions
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3
stm-firmware/systick.c
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@@ -112,7 +112,7 @@ bool __attribute__((optimize("O3"))) systick_ticks_have_passed(uint64_t start_ti
*/ */
void __attribute__((optimize("O3"))) SysTick_Handler() void __attribute__((optimize("O3"))) SysTick_Handler()
{ {
static uint32_t pre_tick = 0UL; static uint32_t IN_SECTION(.ccm.bss) pre_tick = 0UL;
pre_tick++; pre_tick++;
if (pre_tick == 10) { if (pre_tick == 10) {
@@ -121,5 +121,6 @@ void __attribute__((optimize("O3"))) SysTick_Handler()
wait_tick_ms++; wait_tick_ms++;
global_tick_ms++; global_tick_ms++;
} }
lcd_tick_100us++; lcd_tick_100us++;
} }

17
stm-firmware/ui/lcd.c
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@@ -28,6 +28,7 @@
#include <reflow-controller/systick.h> #include <reflow-controller/systick.h>
#include <stm-periph/clock-enable-manager.h> #include <stm-periph/clock-enable-manager.h>
#include <stm-periph/stm32-gpio-macros.h> #include <stm-periph/stm32-gpio-macros.h>
#include <helper-macros/helper-macros.h>
#include <stdbool.h> #include <stdbool.h>
#include <string.h> #include <string.h>
@@ -149,7 +150,7 @@ static void lcd_command(uint8_t data)
// Set DD RAM Address --------- 0b1xxxxxxx (Display Data RAM) // Set DD RAM Address --------- 0b1xxxxxxx (Display Data RAM)
#define LCD_SET_DDADR 0x80 #define LCD_SET_DDADR 0x80
static char __attribute__((section(".ccm.bss"))) shadow_display[4][21]; static char IN_SECTION(.ccm.bss) shadow_display[4][21];
void lcd_clear(void) void lcd_clear(void)
{ {
@@ -347,13 +348,13 @@ static void lcd_fsm_write_data(bool high, uint8_t data)
enum lcd_fsm_ret lcd_fsm_write_buffer(const char (*display_buffer)[21]) enum lcd_fsm_ret lcd_fsm_write_buffer(const char (*display_buffer)[21])
{ {
static bool idle = true; static bool IN_SECTION(.ccm.data) idle = true;
static uint8_t rows_to_handle = 0; static uint8_t IN_SECTION(.ccm.bss) rows_to_handle = 0;
static uint32_t state_cnt; static uint32_t IN_SECTION(.ccm.bss) state_cnt;
static uint8_t row_cnt = 0; static uint8_t IN_SECTION(.ccm.bss) row_cnt = 0;
static uint32_t char_cnt; static uint32_t IN_SECTION(.ccm.bss) char_cnt;
static uint32_t line_len; static uint32_t IN_SECTION(.ccm.bss) line_len;
static uint64_t timestamp = 0ULL; static uint64_t IN_SECTION(.ccm.bss) timestamp = 0ULL;
enum lcd_fsm_ret ret; enum lcd_fsm_ret ret;
ret = LCD_FSM_NOP; ret = LCD_FSM_NOP;