getfile.txt

8000B140 file table

80000F60 dma
$v0:= dram buffer (80008490)

800010EC yaz0dec
$a0: yaz0 dram address
$a1: dram destination

80001254 prom file loader
$a0: prom_start
$a1: dram_buf
$a2: size
saves prom_start to 80008894
saves size to 80008898
saves 80008890 to 80008890 SeemsGood
calls 80000F60, args unchanged
calls yaz0dec

80000B0C z64_GetFile
-> 80000B68 find file
calls 80001254 at 80000C20

80004480 ?
called twice by 80000B0C around a call to 80001254


typedef struct
{
  /* file loading params */
  uint32_t          vrom_addr;
  void             *dram_addr;
  size_t            size;
  /* unknown, seem to be unused */
  void             *unk_00_;
  uint32_t          unk_01_;
  uint32_t          unk_02_;
  /* completion notification params */
  z64_OSMesgQueue  *notify_queue;
  z64_OSMesg        notify_message;
} z64_getfile_t;

80000CA8              file loader thread proc
80000CD0 - 80000D0C   message loop
while (1) {
  z64_getfile_t *next_file = z64_osRecvMesg(0x80007D40, 0x80008474, OS_MESG_BLOCK);
  if (!next_file)
    break;
  z64_GetFile(next_file);
  if (next_file->notify_queue)
    z64_osSendMesg(next_file->notify_queue, next_file->notify_message, OS_MESG_NOBLOCK);
}