display separation and tests beginning

This commit is contained in:
Polprzewodnikowy 2022-08-21 11:29:46 +02:00
parent de8492b618
commit 49185981a3
8 changed files with 233 additions and 156 deletions

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@ -19,6 +19,7 @@ SRC_FILES = \
startup.S \
boot.c \
crc32.c \
display.c \
error.c \
exception.c \
exception.S \
@ -31,6 +32,7 @@ SRC_FILES = \
sc64.c \
storage.c \
syscalls.c \
test.c \
version.c \
fatfs/diskio.c \
fatfs/ff.c \

150
sw/bootloader/src/display.c Normal file
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@ -0,0 +1,150 @@
#include <stdio.h>
#include "display.h"
#include "font.h"
#include "io.h"
#define SCREEN_WIDTH (640)
#define SCREEN_HEIGHT (240)
#define BORDER_WIDTH (32)
#define BORDER_HEIGHT (16)
#define BACKGROUND_COLOR (0x00000000UL)
#define TEXT_COLOR (0xFFFFFFFFUL)
#define LINE_HEIGHT (10)
static io32_t display_framebuffer[SCREEN_WIDTH * SCREEN_HEIGHT] __attribute__((aligned(64)));
static int char_x;
static int char_y;
static const vi_regs_t vi_config[] = {{
.CR = (
VI_CR_PIXEL_ADVANCE_1 |
VI_CR_PIXEL_ADVANCE_0 |
VI_CR_ANTIALIAS_1 |
VI_CR_ANTIALIAS_0 |
VI_CR_TYPE_32
),
.H_WIDTH = SCREEN_WIDTH,
.V_INTR = 0x000003FF,
.CURR_LINE = 0x00000000,
.TIMING = 0x0404233A,
.V_SYNC = 0x00000271,
.H_SYNC = 0x00150C69,
.H_SYNC_LEAP = 0x0C6F0C6E,
.H_LIMITS = 0x00800300,
.V_LIMITS = 0x005D023D,
.COLOR_BURST = 0x00090268,
.H_SCALE = 0x00000400,
.V_SCALE = 0x00000400,
}, {
.CR = (
VI_CR_PIXEL_ADVANCE_1 |
VI_CR_PIXEL_ADVANCE_0 |
VI_CR_ANTIALIAS_1 |
VI_CR_ANTIALIAS_0 |
VI_CR_TYPE_32
),
.H_WIDTH = SCREEN_WIDTH,
.V_INTR = 0x000003FF,
.CURR_LINE = 0x00000000,
.TIMING = 0x03E52239,
.V_SYNC = 0x0000020D,
.H_SYNC = 0x00000C15,
.H_SYNC_LEAP = 0x0C150C15,
.H_LIMITS = 0x006C02EC,
.V_LIMITS = 0x00230203,
.COLOR_BURST = 0x000E0204,
.H_SCALE = 0x00000400,
.V_SCALE = 0x00000400,
}};
static void display_draw_character (char c) {
if (c == '\n') {
char_x = BORDER_WIDTH;
char_y += LINE_HEIGHT;
return;
}
if ((char_x + FONT_WIDTH) > (SCREEN_WIDTH - BORDER_WIDTH)) {
char_x = BORDER_WIDTH;
char_y += LINE_HEIGHT;
}
if ((c < ' ') || (c > '~')) {
c = '\x7F';
}
for (int i = 0; i < (FONT_WIDTH * FONT_HEIGHT); i++) {
int c_x = char_x + (i % FONT_WIDTH);
int c_y = char_y + (i / FONT_WIDTH);
if ((c_x >= (SCREEN_WIDTH - BORDER_WIDTH)) || (c_y >= (SCREEN_HEIGHT - BORDER_HEIGHT))) {
break;
}
if (font_data[c - ' '][i / 8] & (1 << (i % 8))) {
int screen_offset = c_x + (c_y * SCREEN_WIDTH);
io_write(&display_framebuffer[screen_offset], TEXT_COLOR);
}
}
char_x += FONT_WIDTH;
}
static void display_draw_string (const char *s) {
while (*s != '\0') {
display_draw_character(*s++);
}
}
void display_init (uint32_t *background) {
const vi_regs_t *cfg = &vi_config[OS_INFO->tv_type];
char_x = BORDER_WIDTH;
char_y = BORDER_HEIGHT;
if (background == NULL) {
for (int i = 0; i < (SCREEN_WIDTH * SCREEN_HEIGHT); i += 1) {
display_framebuffer[i] = BACKGROUND_COLOR;
}
} else {
for (int i = 0; i < (SCREEN_WIDTH * SCREEN_HEIGHT); i += 2) {
display_framebuffer[i] = *background;
display_framebuffer[i + 1] = *background;
background++;
}
}
io_write(&VI->MADDR, (uint32_t) (display_framebuffer));
io_write(&VI->H_WIDTH, cfg->H_WIDTH);
io_write(&VI->V_INTR, cfg->V_INTR);
io_write(&VI->CURR_LINE, cfg->CURR_LINE);
io_write(&VI->TIMING, cfg->TIMING);
io_write(&VI->V_SYNC, cfg->V_SYNC);
io_write(&VI->H_SYNC, cfg->H_SYNC);
io_write(&VI->H_SYNC_LEAP, cfg->H_SYNC_LEAP);
io_write(&VI->H_LIMITS, cfg->H_LIMITS);
io_write(&VI->V_LIMITS, cfg->V_LIMITS);
io_write(&VI->COLOR_BURST, cfg->COLOR_BURST);
io_write(&VI->H_SCALE, cfg->H_SCALE);
io_write(&VI->V_SCALE, cfg->V_SCALE);
io_write(&VI->CR, cfg->CR);
}
void display_vprintf (const char *fmt, va_list args) {
char line[256];
vsniprintf(line, sizeof(line), fmt, args);
display_draw_string(line);
}
void display_printf (const char* fmt, ...) {
va_list args;
va_start(args, fmt);
display_vprintf(fmt, args);
va_end(args);
}

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@ -0,0 +1,14 @@
#ifndef DISPLAY_H__
#define DISPLAY_H__
#include <stdarg.h>
#include <stdint.h>
void display_init (uint32_t *background);
void display_vprintf (const char *fmt, va_list args);
void display_printf (const char* fmt, ...);
#endif

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@ -1,8 +1,7 @@
#include <stdarg.h>
#include <stdio.h>
#include "display.h"
#include "exception_regs.h"
#include "exception.h"
#include "font.h"
#include "io.h"
#include "sc64.h"
#include "version.h"
@ -18,143 +17,6 @@
#define SYSCALL_CODE_MASK (0x03FFFFC0UL)
#define SYSCALL_CODE_BIT (6)
#define SCREEN_WIDTH (640)
#define SCREEN_HEIGHT (240)
#define BORDER_WIDTH (32)
#define BORDER_HEIGHT (16)
#define TEXT_COLOR (0xFFFFFFFFUL)
#define LINE_HEIGHT (10)
static io32_t exception_framebuffer[SCREEN_WIDTH * SCREEN_HEIGHT] __attribute__((aligned(64)));
static int char_x;
static int char_y;
static const vi_regs_t vi_config[] = {{
.CR = (
VI_CR_PIXEL_ADVANCE_1 |
VI_CR_PIXEL_ADVANCE_0 |
VI_CR_ANTIALIAS_1 |
VI_CR_ANTIALIAS_0 |
VI_CR_TYPE_32
),
.H_WIDTH = SCREEN_WIDTH,
.V_INTR = 0x000003FF,
.CURR_LINE = 0x00000000,
.TIMING = 0x0404233A,
.V_SYNC = 0x00000271,
.H_SYNC = 0x00150C69,
.H_SYNC_LEAP = 0x0C6F0C6E,
.H_LIMITS = 0x00800300,
.V_LIMITS = 0x005D023D,
.COLOR_BURST = 0x00090268,
.H_SCALE = 0x00000400,
.V_SCALE = 0x00000400,
}, {
.CR = (
VI_CR_PIXEL_ADVANCE_1 |
VI_CR_PIXEL_ADVANCE_0 |
VI_CR_ANTIALIAS_1 |
VI_CR_ANTIALIAS_0 |
VI_CR_TYPE_32
),
.H_WIDTH = SCREEN_WIDTH,
.V_INTR = 0x000003FF,
.CURR_LINE = 0x00000000,
.TIMING = 0x03E52239,
.V_SYNC = 0x0000020D,
.H_SYNC = 0x00000C15,
.H_SYNC_LEAP = 0x0C150C15,
.H_LIMITS = 0x006C02EC,
.V_LIMITS = 0x00230203,
.COLOR_BURST = 0x000E0204,
.H_SCALE = 0x00000400,
.V_SCALE = 0x00000400,
}};
static void exception_init_screen (void) {
const vi_regs_t *cfg = &vi_config[OS_INFO->tv_type];
uint32_t *background_data = (uint32_t *) (&assets_exception_background);
char_x = BORDER_WIDTH;
char_y = BORDER_HEIGHT;
for (int i = 0; i < (SCREEN_WIDTH * SCREEN_HEIGHT); i += 2) {
io_write(&exception_framebuffer[i], *background_data);
io_write(&exception_framebuffer[i + 1], *background_data);
background_data++;
}
io_write(&VI->MADDR, (uint32_t) (exception_framebuffer));
io_write(&VI->H_WIDTH, cfg->H_WIDTH);
io_write(&VI->V_INTR, cfg->V_INTR);
io_write(&VI->CURR_LINE, cfg->CURR_LINE);
io_write(&VI->TIMING, cfg->TIMING);
io_write(&VI->V_SYNC, cfg->V_SYNC);
io_write(&VI->H_SYNC, cfg->H_SYNC);
io_write(&VI->H_SYNC_LEAP, cfg->H_SYNC_LEAP);
io_write(&VI->H_LIMITS, cfg->H_LIMITS);
io_write(&VI->V_LIMITS, cfg->V_LIMITS);
io_write(&VI->COLOR_BURST, cfg->COLOR_BURST);
io_write(&VI->H_SCALE, cfg->H_SCALE);
io_write(&VI->V_SCALE, cfg->V_SCALE);
io_write(&VI->CR, cfg->CR);
}
static void exception_draw_character (char c) {
if (c == '\n') {
char_x = BORDER_WIDTH;
char_y += LINE_HEIGHT;
return;
}
if ((char_x + FONT_WIDTH) > (SCREEN_WIDTH - BORDER_WIDTH)) {
char_x = BORDER_WIDTH;
char_y += LINE_HEIGHT;
}
if ((c < ' ') || (c > '~')) {
c = '\x7F';
}
for (int i = 0; i < (FONT_WIDTH * FONT_HEIGHT); i++) {
int c_x = char_x + (i % FONT_WIDTH);
int c_y = char_y + (i / FONT_WIDTH);
if ((c_x >= (SCREEN_WIDTH - BORDER_WIDTH)) || (c_y >= (SCREEN_HEIGHT - BORDER_HEIGHT))) {
break;
}
if (font_data[c - ' '][i / 8] & (1 << (i % 8))) {
int screen_offset = c_x + (c_y * SCREEN_WIDTH);
io_write(&exception_framebuffer[screen_offset], TEXT_COLOR);
}
}
char_x += FONT_WIDTH;
}
static void exception_print_string (const char *s) {
while (*s != '\0') {
exception_draw_character(*s++);
}
}
static void exception_vprint (const char *fmt, va_list args) {
char line[256];
vsniprintf(line, sizeof(line), fmt, args);
exception_print_string(line);
}
static void exception_print (const char* fmt, ...) {
va_list args;
va_start(args, fmt);
exception_vprint(fmt, args);
va_end(args);
}
static const char *exception_get_description (uint8_t exception_code) {
switch (exception_code) {
@ -185,28 +47,28 @@ void exception_fatal_handler (uint32_t exception_code, uint32_t interrupt_mask,
uint32_t sc64_version = pi_io_read(&SC64_REGS->VERSION);
uint32_t *instruction_address = (((uint32_t *) (e->epc.u32)) + ((e->cr & C0_CR_BD) ? 1 : 0));
exception_init_screen();
display_init((uint32_t *) (&assets_exception_background));
exception_print("branch: %s | tag: %s\n", version->git_branch, version->git_tag);
exception_print("sha: %s\n", version->git_sha);
exception_print("%s\n\n", version->git_message);
display_printf("branch: %s | tag: %s\n", version->git_branch, version->git_tag);
display_printf("sha: %s\n", version->git_sha);
display_printf("%s\n\n", version->git_message);
exception_print("%s\n\n", exception_get_description(exception_code));
display_printf("%s\n\n", exception_get_description(exception_code));
exception_print("pc: 0x%08lX sr: 0x%08lX cr: 0x%08lX hw: 0x%08lX\n", e->epc.u32, e->sr, e->cr, sc64_version);
exception_print("zr: 0x%08lX at: 0x%08lX v0: 0x%08lX v1: 0x%08lX\n", e->zr.u32, e->at.u32, e->v0.u32, e->v1.u32);
exception_print("a0: 0x%08lX a1: 0x%08lX a2: 0x%08lX a3: 0x%08lX\n", e->a0.u32, e->a1.u32, e->a2.u32, e->a3.u32);
exception_print("t0: 0x%08lX t1: 0x%08lX t2: 0x%08lX t3: 0x%08lX\n", e->t0.u32, e->t1.u32, e->t2.u32, e->t3.u32);
exception_print("t4: 0x%08lX t5: 0x%08lX t6: 0x%08lX t7: 0x%08lX\n", e->t4.u32, e->t5.u32, e->t6.u32, e->t7.u32);
exception_print("s0: 0x%08lX s1: 0x%08lX s2: 0x%08lX s3: 0x%08lX\n", e->s0.u32, e->s1.u32, e->s2.u32, e->s3.u32);
exception_print("s4: 0x%08lX s5: 0x%08lX s6: 0x%08lX s7: 0x%08lX\n", e->s4.u32, e->s5.u32, e->s6.u32, e->s7.u32);
exception_print("t8: 0x%08lX t9: 0x%08lX k0: 0x%08lX k1: 0x%08lX\n", e->t8.u32, e->t9.u32, e->k0.u32, e->k1.u32);
exception_print("gp: 0x%08lX sp: 0x%08lX s8: 0x%08lX ra: 0x%08lX\n\n", e->gp.u32, e->sp.u32, e->s8.u32, e->ra.u32);
display_printf("pc: 0x%08lX sr: 0x%08lX cr: 0x%08lX hw: 0x%08lX\n", e->epc.u32, e->sr, e->cr, sc64_version);
display_printf("zr: 0x%08lX at: 0x%08lX v0: 0x%08lX v1: 0x%08lX\n", e->zr.u32, e->at.u32, e->v0.u32, e->v1.u32);
display_printf("a0: 0x%08lX a1: 0x%08lX a2: 0x%08lX a3: 0x%08lX\n", e->a0.u32, e->a1.u32, e->a2.u32, e->a3.u32);
display_printf("t0: 0x%08lX t1: 0x%08lX t2: 0x%08lX t3: 0x%08lX\n", e->t0.u32, e->t1.u32, e->t2.u32, e->t3.u32);
display_printf("t4: 0x%08lX t5: 0x%08lX t6: 0x%08lX t7: 0x%08lX\n", e->t4.u32, e->t5.u32, e->t6.u32, e->t7.u32);
display_printf("s0: 0x%08lX s1: 0x%08lX s2: 0x%08lX s3: 0x%08lX\n", e->s0.u32, e->s1.u32, e->s2.u32, e->s3.u32);
display_printf("s4: 0x%08lX s5: 0x%08lX s6: 0x%08lX s7: 0x%08lX\n", e->s4.u32, e->s5.u32, e->s6.u32, e->s7.u32);
display_printf("t8: 0x%08lX t9: 0x%08lX k0: 0x%08lX k1: 0x%08lX\n", e->t8.u32, e->t9.u32, e->k0.u32, e->k1.u32);
display_printf("gp: 0x%08lX sp: 0x%08lX s8: 0x%08lX ra: 0x%08lX\n\n", e->gp.u32, e->sp.u32, e->s8.u32, e->ra.u32);
if (exception_code == EXCEPTION_INTERRUPT) {
if (interrupt_mask & INTERRUPT_MASK_TIMER) {
exception_disable_watchdog();
exception_print("Still loading after 3 second limit...\n\n");
display_printf("Still loading after 3 second limit...\n\n");
return;
}
} else if (exception_code == EXCEPTION_SYSCALL) {
@ -215,8 +77,8 @@ void exception_fatal_handler (uint32_t exception_code, uint32_t interrupt_mask,
if (code == TRIGGER_CODE_ERROR) {
const char *fmt = (const char *) (e->a0.u32);
va_list args = *((va_list *) (e->sp.u32));
exception_vprint(fmt, args);
exception_print("\n");
display_vprintf(fmt, args);
display_printf("\n");
}
}

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@ -2,6 +2,7 @@
#include "exception.h"
#include "io.h"
#include "sc64.h"
#include "test.h"
void init (void) {
@ -18,6 +19,11 @@ void init (void) {
exception_enable_interrupts();
sc64_init();
if (test_check()) {
exception_disable_watchdog();
test_execute();
}
}
void deinit (void) {

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@ -19,6 +19,8 @@ typedef enum {
CFG_ID_FLASH_ERASE_BLOCK,
CFG_ID_DD_DRIVE_TYPE,
CFG_ID_DD_DISK_STATE,
CFG_ID_BUTTON_STATE,
CFG_ID_BUTTON_MODE,
} cfg_id_t;
typedef enum {
@ -56,6 +58,13 @@ typedef enum {
TV_TYPE_UNKNOWN = 3
} tv_type_t;
typedef enum {
BUTTON_MODE_NONE,
BUTTON_MODE_N64_IRQ,
BUTTON_MODE_USB_PACKET,
BUTTON_MODE_DD_DISK_SWAP,
} button_mode_t;
typedef struct {
boot_mode_t boot_mode;

22
sw/bootloader/src/test.c Normal file
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@ -0,0 +1,22 @@
#include <stddef.h>
#include "display.h"
#include "sc64.h"
#include "test.h"
bool test_check (void) {
if (sc64_query_config(CFG_ID_BUTTON_STATE)) {
return true;
}
return false;
}
void test_execute (void) {
display_init(NULL);
display_printf("SC64 Test suite\n");
// TODO: implement tests
while (1);
}

12
sw/bootloader/src/test.h Normal file
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@ -0,0 +1,12 @@
#ifndef TEST_H__
#define TEST_H__
#include <stdbool.h>
bool test_check (void);
void test_execute (void);
#endif