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Add n64 expansion read to lib

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This commit is contained in:
Raphael Assenat 2015-11-07 01:35:40 -05:00
parent b49e0e38e4
commit 7e0ed7de50
2 changed files with 22 additions and 6 deletions
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25
tool/gcn64lib.c
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@ -218,25 +218,40 @@ int gcn64lib_bootloader(gcn64_hdl_t hdl)
return 0;
}
int gcn64lib_n64_expansionWrite(gcn64_hdl_t hdl, unsigned short addr, unsigned char data[32])
int gcn64lib_n64_expansionWrite(gcn64_hdl_t hdl, unsigned short addr, unsigned char *data, int len)
{
unsigned char cmd[40];
unsigned char cmd[3 + len];
int cmdlen;
int n;
cmd[0] = N64_EXPANSION_WRITE;
cmd[1] = addr>>8; // Address high byte
cmd[2] = addr&0xff; // Address low byte
memcpy(cmd + 3, data, 0x20);
cmdlen = 3 + 0x20;
memcpy(cmd + 3, data, len);
cmdlen = 3 + len;
n = gcn64lib_rawSiCommand(hdl, 0, cmd, cmdlen, cmd, sizeof(cmd));
if (n != 1) {
printf("write block returned != 1 (%d)\n", n);
printf("expansion write returned != 1 (%d)\n", n);
return -1;
}
return cmd[0];
}
int gcn64lib_n64_expansionRead(gcn64_hdl_t hdl, unsigned short addr, unsigned char *dst, int max_len)
{
unsigned char cmd[3];
int n;
cmd[0] = N64_EXPANSION_READ;
cmd[1] = addr>>8; // Address high byte
cmd[2] = addr&0xff; // Address low byte
n = gcn64lib_rawSiCommand(hdl, 0, cmd, 3, dst, max_len);
if (n < 0)
return n;
return n;
}

3
tool/gcn64lib.h
View File

@ -19,7 +19,8 @@ int gcn64lib_getControllerType(gcn64_hdl_t hdl, int chn);
const char *gcn64lib_controllerName(int type);
int gcn64lib_bootloader(gcn64_hdl_t hdl);
int gcn64lib_n64_expansionWrite(gcn64_hdl_t hdl, unsigned short addr, unsigned char data[32]);
int gcn64lib_n64_expansionWrite(gcn64_hdl_t hdl, unsigned short addr, unsigned char *data, int len);
int gcn64lib_n64_expansionRead(gcn64_hdl_t hdl, unsigned short addr, unsigned char *dst, int max_len);
int gcn64lib_8bit_scan(gcn64_hdl_t hdl, unsigned char min, unsigned char max);
int gcn64lib_16bit_scan(gcn64_hdl_t hdl, unsigned short min, unsigned short max);