mirror of
https://github.com/RaySollium99/picodrive.git
synced 2025-09-05 15:27:46 -04:00
Gizmondo port updated to 1.51b
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@567 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz
parent
fcf94fcc20
commit
84100c0fd5
17 changed files with 537 additions and 228 deletions
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@ -1,26 +1,33 @@
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#include <windows.h>
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#include <stdio.h>
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#include <version.h>
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#include "giz.h"
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#include "kgsdk/Framework.h"
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#include "kgsdk/Framework2D.h"
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#include "giz.h"
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#include "version.h"
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#define LOG_FILE "log.log"
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void *giz_screen = NULL;
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static FILE *logf = NULL;
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void lprintf_al(const char *fmt, ...)
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#if 0
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static int directfb_init(void);
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static void directfb_fini(void);
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#endif
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void lprintf(const char *fmt, ...)
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{
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va_list vl;
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if (logf == NULL)
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{
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logf = fopen(LOG_FILE, "w");
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logf = fopen(LOG_FILE, "r+");
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//logf = fopen(LOG_FILE, "a");
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if (logf == NULL)
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return;
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}
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fseek(logf, 0, SEEK_END);
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//if (strchr(fmt, '\n'))
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// fprintf(logf, "%lu: ", GetTickCount());
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@ -43,31 +50,38 @@ void giz_init(HINSTANCE hInstance, HINSTANCE hPrevInstance)
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{
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int ret;
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lprintf("PicoDrive v" VERSION " (c) notaz, 2006,2007\n");
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lprintf("\n\nPicoDrive v" VERSION " (c) notaz, 2006-2008\n");
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lprintf("%s %s\n\n", __DATE__, __TIME__);
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ret = Framework_Init(hInstance, hPrevInstance);
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if (!ret)
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{
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lprintf_al("Framework_Init() failed\n");
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lprintf("Framework_Init() failed\n");
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exit(1);
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}
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ret = Framework2D_Init();
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if (!ret)
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{
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lprintf_al("Framework2D_Init() failed\n");
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lprintf("Framework2D_Init() failed\n");
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exit(1);
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}
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#if 0
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ret = directfb_init();
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if (ret != 0)
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{
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lprintf("directfb_init() failed\n");
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}
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#endif
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// test screen
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giz_screen = Framework2D_LockBuffer(1);
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giz_screen = fb_lock(1);
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if (giz_screen == NULL)
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{
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lprintf_al("Framework2D_LockBuffer() failed\n");
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lprintf("fb_lock() failed\n");
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exit(1);
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}
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lprintf("Framework2D_LockBuffer returned %p\n", giz_screen);
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Framework2D_UnlockBuffer();
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lprintf("fb_lock() returned %p\n", giz_screen);
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fb_unlock();
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giz_screen = NULL;
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}
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@ -75,7 +89,173 @@ void giz_deinit(void)
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{
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Framework2D_Close();
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Framework_Close();
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#if 0
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directfb_fini();
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#endif
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giz_log_close();
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}
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#define PAGE_SIZE 0x1000
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#define CACHE_SYNC_INSTRUCTIONS 0x002 /* discard all cached instructions */
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#define CACHE_SYNC_WRITEBACK 0x004 /* write back but don't discard data cache*/
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WINBASEAPI BOOL WINAPI CacheRangeFlush(LPVOID pAddr, DWORD dwLength, DWORD dwFlags);
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WINBASEAPI BOOL WINAPI VirtualCopy(LPVOID lpvDest, LPVOID lpvSrc, DWORD cbSize, DWORD fdwProtect);
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void cache_flush_d_inval_i(void *start_addr, void *end_addr)
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{
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int size = end_addr - start_addr;
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CacheRangeFlush(start_addr, size, CACHE_SYNC_WRITEBACK);
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CacheRangeFlush(start_addr, size, CACHE_SYNC_INSTRUCTIONS);
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}
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#if 0
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static void *mmap_phys(unsigned int addr, int pages)
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{
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void *mem;
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int ret;
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mem = VirtualAlloc(0, pages*PAGE_SIZE, MEM_RESERVE, PAGE_NOACCESS);
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if (mem == NULL)
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{
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lprintf("VirtualAlloc failed\n");
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return NULL;
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}
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ret = VirtualCopy(mem, (void *)addr, pages*PAGE_SIZE, PAGE_READWRITE | PAGE_NOCACHE);
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if (ret == 0)
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{
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lprintf("VirtualFree failed\n");
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VirtualFree(mem, 0, MEM_RELEASE);
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return NULL;
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}
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return mem;
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}
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static void munmap_phys(void *ptr)
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{
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VirtualFree(ptr, 0, MEM_RELEASE);
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}
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// FB
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static int directfb_initialized = 0;
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static int directfb_addrs[2] = { 0, 0 };
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static void *directfb_ptrs[2] = { NULL, NULL };
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static int directfb_sel = 0; // the one currently displayed
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static volatile unsigned int *memregs = NULL;
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/*static void xdump(void)
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{
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int i;
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for (i = 0; i < 0x1000/4; i += 4)
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{
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lprintf("%04x: %08x %08x %08x %08x\n", i*4, memregs[i],
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memregs[i+1], memregs[i+2], memregs[i+3]);
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}
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}*/
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static int directfb_init(void)
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{
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memregs = mmap_phys(0xac009000, 1);
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if (memregs == NULL)
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{
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lprintf("can't access hw regs\n");
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return -1;
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}
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// fake lock
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Framework2D_LockBuffer(1);
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// 0xAC00905C
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directfb_addrs[0] = memregs[0x5c>>2];
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lprintf("fb0 is at %08x\n", directfb_addrs[0]);
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Framework2D_UnlockBuffer();
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directfb_ptrs[0] = mmap_phys(directfb_addrs[0], (321*240*2+PAGE_SIZE-1) / PAGE_SIZE);
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if (directfb_ptrs[0] == NULL)
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{
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lprintf("failed to map fb0\n");
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goto fail0;
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}
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// use directx to discover other buffer
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xdump();
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Framework2D_Flip();
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lprintf("---\n");
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xdump();
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exit(1);
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//Framework2D_LockBuffer(1);
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directfb_addrs[1] = memregs[0x5c>>2] + 0x30000;
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lprintf("fb1 is at %08x\n", directfb_addrs[1]);
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//Framework2D_UnlockBuffer();
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directfb_ptrs[1] = mmap_phys(directfb_addrs[1], (321*240*2+PAGE_SIZE-1) / PAGE_SIZE);
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if (directfb_ptrs[1] == NULL)
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{
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lprintf("failed to map fb1\n");
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goto fail1;
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}
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directfb_initialized = 1;
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directfb_sel = 1;
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return 0;
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fail1:
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munmap_phys(directfb_ptrs[0]);
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fail0:
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munmap_phys((void *)memregs);
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return -1;
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}
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static void directfb_fini(void)
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{
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if (!directfb_initialized) return;
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munmap_phys(directfb_ptrs[0]);
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munmap_phys(directfb_ptrs[1]);
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munmap_phys((void *)memregs);
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}
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void *directfb_lock(int is_front)
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{
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int which;
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if (!directfb_initialized)
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// fall back to directx
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return Framework2D_LockBuffer(is_front);
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if (is_front)
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which = directfb_sel;
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else
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which = directfb_sel ^ 1; // return backbuffer when possible
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return directfb_ptrs[which];
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}
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void directfb_unlock(void)
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{
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if (!directfb_initialized)
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// fall back to directx
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Framework2D_UnlockBuffer();
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}
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void directfb_flip(void)
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{
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if (!directfb_initialized) {
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Framework2D_Flip();
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return;
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}
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directfb_sel ^= 1;
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// doesn't work
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memregs[0x5c>>2] = directfb_addrs[directfb_sel];
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}
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#endif
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