starting to separate platform-specific code to facilitate a PC build

[gbajam22] / src / debug.c

diff --git a/src/debug.c b/src/debug.c
deleted file mode 100644 (file)
index 9bdf5d1..0000000
--- a/src/debug.c
+++ /dev/null
@@ -1,173 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-#include <stdarg.h>
-#include "gbaregs.h"
-#include "intr.h"
-#include "debug.h"
-#include "util.h"
-
-uint16_t vblperf_color[] = {
-       /* grn  blue   cyan  yellow  orng    red     purple  d.green purple ... */
-       /* 60    30     20     15     12      10      8.5     7.5    ... */
-       0x3e0, 0xf863, 0xffc0, 0x3ff, 0x1ff, 0x001f, 0xf81f, 0x1e0, 0xf81f, 0xf81f, 0xf81f
-};
-
-void vblperf_setcolor(int palidx)
-{
-       vblperf_palptr = (uint16_t*)CRAM_BG_ADDR + palidx;
-}
-
-
-uint32_t panic_regs[16];
-void get_panic_regs(void);
-
-void panic(void *pc, const char *fmt, ...)
-{
-       int y;
-       va_list ap;
-       uint32_t *reg;
-
-       get_panic_regs();
-
-       intr_disable();
-       REG_DISPCNT = 4 | DISPCNT_BG2;
-
-       set_bg_color(0, 31, 0, 0);
-       set_bg_color(0xff, 31, 31, 31);
-
-       fillblock_16byte((void*)VRAM_LFB_FB0_ADDR, 0, 240 * 160 / 16);
-
-       fillblock_16byte((unsigned char*)VRAM_LFB_FB0_ADDR + 240 * 3, 0xffffffff, 240 / 16);
-       dbg_drawstr(44, 0, " Panic at %p ", pc);
-
-       va_start(ap, fmt);
-       y = dbg_vdrawstr(0, 12, fmt, ap) + 8;
-       va_end(ap);
-
-       fillblock_16byte((unsigned char*)VRAM_LFB_FB0_ADDR + 240 * (y + 4), 0xffffffff, 240 / 16);
-       y += 8;
-
-       reg = panic_regs;
-       y = dbg_drawstr(0, y, " r0 %08x  r1 %08x\n r2 %08x  r3 %08x\n r4 %08x  r5 %08x\n r6 %08x  r7 %08x\n",
-                       reg[0], reg[1], reg[2], reg[3], reg[4], reg[5], reg[6], reg[7]);
-       y = dbg_drawstr(0, y, " r8 %08x  r9 %08x\nr10 %08x r11 %08x\n ip %08x  sp %08x\n lr %08x  pc %08x\n",
-                       reg[8], reg[9], reg[10], reg[11], reg[12], reg[13], reg[14], reg[15]);
-
-       /* stop any sound/music playback */
-       REG_SOUNDCNT_H = SCNT_DSA_CLRFIFO | SCNT_DSB_CLRFIFO;
-       REG_TMCNT_H(1) &= ~TMCNT_EN;
-       REG_DMA1CNT_H = 0;
-       REG_DMA2CNT_H = 0;
-
-       for(;;);
-}
-
-void dbg_drawglyph(int x, int y, int c)
-{
-       int i;
-       uint16_t pp;
-       unsigned char row;
-       uint16_t *ptr = (uint16_t*)VRAM_LFB_FB0_ADDR + (y << 7) - (y << 3) + (x >> 1);
-       unsigned char *fnt = font_8x8 + ((c & 0xff) << 3);
-
-       for(i=0; i<8; i++) {
-               row = *fnt++;
-               pp = row & 0x80 ? 0xff : 0;
-               *ptr++ = pp | (row & 0x40 ? 0xff00 : 0);
-               pp = row & 0x20 ? 0xff : 0;
-               *ptr++ = pp | (row & 0x10 ? 0xff00 : 0);
-               pp = row & 0x08 ? 0xff : 0;
-               *ptr++ = pp | (row & 0x04 ? 0xff00 : 0);
-               pp = row & 0x02 ? 0xff : 0;
-               *ptr++ = pp | (row & 0x01 ? 0xff00 : 0);
-               ptr += 120 - 4;
-       }
-}
-
-int dbg_vdrawstr(int x, int y, const char *fmt, va_list ap)
-{
-       int startx, c;
-       char buf[128];
-       char *ptr = buf;
-
-       vsnprintf(buf, sizeof buf, fmt, ap);
-
-       startx = x;
-       while(*ptr) {
-               if(y >= 160) break;
-
-               c = *ptr++;
-               switch(c) {
-               case '\n':
-                       y += 8;
-               case '\r':
-                       x = startx;
-                       break;
-
-               default:
-                       dbg_drawglyph(x, y, c);
-                       x += 8;
-                       if(x >= 240 - 8) {
-                               while(*ptr && isspace(*ptr)) ptr++;
-                               x = 0;
-                               y += 8;
-                       }
-               }
-       }
-
-       return y;
-}
-
-int dbg_drawstr(int x, int y, const char *fmt, ...)
-{
-       int res;
-       va_list ap;
-
-       va_start(ap, fmt);
-       res = dbg_vdrawstr(x, y, fmt, ap);
-       va_end(ap);
-       return res;
-}
-
-#ifdef EMUBUILD
-#define REG_DBG_ENABLE REG16(0xfff780)
-#define REG_DBG_FLAGS  REG16(0xfff700)
-#define REG_DBG_STR            REG8(0xfff600)
-
-/*__attribute__((target("arm")))*/
-void emuprint(const char *fmt, ...)
-{
-       static int opened;
-       char buf[128];
-       va_list ap;
-
-       if(!opened) {
-               REG_DBG_ENABLE = 0xc0de;
-               if(REG_DBG_ENABLE != 0x1dea) {
-                       return;
-               }
-               opened = 1;
-       }
-
-       va_start(ap, fmt);
-       vsnprintf(buf, sizeof buf, fmt, ap);
-       va_end(ap);
-
-       strcpy((char*)0x4fff600, buf);
-       REG_DBG_FLAGS = 0x104;  /* debug message */
-
-       /*
-       asm volatile(
-               "mov r0, %0\n\t"
-               "swi 0xff0000\n\t" :
-               : "r" (buf)
-               : "r0"
-       );
-       */
-}
-#else
-void emuprint(const char *fmt, ...)
-{
-}
-#endif