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more ppu

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condret 2024-10-30 04:46:40 +01:00
parent b2ebb5472f
commit 6167122d8e
3 changed files with 48 additions and 7 deletions
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4
include/gb.h
View File

@ -116,9 +116,9 @@ typedef struct gameboy_t {
int cartrigde_fd;
} GB;
GBPPU *gb_ppu_open (RIO *io);
GBPPU *gb_ppu_open (RIO *io, SDL_Renderer *renderer);
void gb_ppu_update (GB *gb, ut32 cycles);
void gb_ppu_close (GBPPU *ppu);
void gb_ppu_close (GBPPU *ppu, RIO *io);
extern RIOPlugin r_io_plugin_gb_timers;
extern RIOPlugin r_io_plugin_gb_mbc1;

8
io/dma.c
View File

@ -189,15 +189,15 @@ GBDMA *gb_dma_open (RIO *io) {
return NULL;
}
dma->dma_bank_id = bank->id;
char uri[64];
memset (uri, 0x00, sizeof (char) * 64);
strcpy (uri, "malloc://0xa0");
dma->oam_fd = r_io_fd_open (io, uri, R_PERM_RWX, 0);
// strcpy (uri, "malloc://0xa0");
dma->oam_fd = r_io_fd_open (io, "malloc://0xa0", R_PERM_RWX, 0);
if (dma->oam_fd < 0) {
r_io_bank_free (bank);
free (dma);
return NULL;
}
char uri[64];
memset (uri, 0x00, sizeof (char) * 64);
sprintf (uri, "gb_dma://%p", dma);
RIODesc *desc = r_io_desc_open_plugin (io, &r_io_plugin_gb_dma,
uri, R_PERM_RWX, 0);

43
io/ppu.c
View File

@ -1,8 +1,9 @@
#include <stdio.h>
#include <string.h>
#include <gb.h>
#include <r_io.h>
#include <r_util.h>
#include <gb.h>
#include <ragb_sdl.h>
RIOPlugin r_io_plugin_gb_ppu;
@ -93,3 +94,43 @@ RIOPlugin r_io_plugin_gb_ppu = {
.seek = __lseek,
.write = __write,
};
GBPPU *gb_ppu_open (RIO *io, SDL_Renderer *renderer) {
GBPPU *ppu = R_NEW0 (GBPPU);
if (!ppu) {
return NULL;
}
ppu->vram_fd = r_io_fd_open (io, "malloc//:0x2000", R_PERM_RWX, 0);
if (ppu->vram_fd < 0) {
free (ppu);
return NULL;
}
char uri[64];
sprintf (uri, "gb_ppu://%p", ppu);
RIODesc *desc = r_io_desc_open_plugin (io, &r_io_plugin_gb_ppu, uri, R_PERM_RWX, 0);
if (!desc) {
r_io_fd_close (io, ppu->vram_fd);
free (ppu);
return NULL;
}
ppu->reg_fd = desc->fd;
ppu->pixbuf = gb_pix_buf_new (renderer, 160, 144);
if (!ppu->pixbuf) {
r_io_desc_close (desc);
r_io_fd_close (io, ppu->vram_fd);
free (ppu);
return NULL;
}
return ppu;
}
void gb_ppu_update (GB *gb, ut32 cycles) {
//TODO
}
void gb_ppu_close (GBPPU *ppu, RIO *io) {
r_io_fd_close (ppu->vram_fd);
r_io_fd_close (ppu->reg_fd);
gb_pix_buf_free (ppu->pixbuf);
free (ppu);
}