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port: make it not crash on the intro sequence and render SOME geometry

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fgsfds committed 2023-08-01 23:38:06 +02:00
1 parent 9508b136ff
commit 9433dc7769
14 files changed
+854 -310
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include/PR/gbi.h
+22 -1
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@@ -1291,10 +1291,17 @@ typedef union {
* Graphics DMA Packet
*/
typedef struct {
#ifdef PLATFORM_BIG_ENDIAN
int cmd:8;
unsigned int par:8;
unsigned int len:16;
unsigned int addr;
#else // NOTE: changing signedness mid int will break up the bitfield on normal platforms, even BE
int len:16;
int par:8;
int cmd:8;
unsigned int addr;
#endif
} Gdma;
/*
@@ -1500,6 +1507,7 @@ typedef struct {
// xxxxxxxx 11223344 44555566 66666777
// 88888888 99999999 9999aaaa aaaaaaaa
typedef struct {
#ifdef PLATFORM_BIG_ENDIAN
unsigned int cmd:8;
unsigned int unk08:2;
unsigned int unk0a:2;
@@ -1511,6 +1519,19 @@ typedef struct {
unsigned int unk20:8;
unsigned int tile1:12;
unsigned int tile2:12;
#else
unsigned int subcmd:3;
unsigned int flags:7;
unsigned int unk12:4;
unsigned int unk0e:4;
unsigned int unk0c:2;
unsigned int unk0a:2;
unsigned int unk08:2;
unsigned int cmd:8;
unsigned int tile2:12;
unsigned int tile1:12;
unsigned int unk20:8;
#endif
} GunkC0;
typedef struct {
@@ -1554,7 +1575,7 @@ typedef union {
long long int force_structure_alignment;
} Gfx;
#ifdef PLATFORM_N64
#ifdef PLATFORM_BIG_ENDIAN
#define GFX_W0_BYTE(i) (i)
#define GFX_W1_BYTE(i) (4 + (i))
#else