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git subrepo pull emummc

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subrepo:
  subdir:   "emummc"
  merged:   "5f51fa3b"
upstream:
  origin:   "https://github.com/m4xw/emuMMC"
  branch:   "develop"
  commit:   "5f51fa3b"
git-subrepo:
  version:  "0.4.0"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "5d6aba9"
This commit is contained in:
Michael Scire 2019-06-28 11:36:07 -07:00
parent e871a754a8
commit 3a2bceef8d
40 changed files with 326 additions and 126 deletions
Download patch file Download diff file Expand all files Collapse all files

16
emummc/source/soc/i2c.c
View file

@ -20,7 +20,8 @@
#include "../utils/util.h"
#include "t210.h"
static u32 i2c_addrs[] = {
// TODO: not hardcode I2C_5
static u64 i2c_addrs[] = {
0x7000C000, 0x7000C400, 0x7000C500,
0x7000C700, 0x7000D000, 0x7000D100
};
@ -28,6 +29,7 @@ static u32 i2c_addrs[] = {
static void _i2c_wait(vu32 *base)
{
base[I2C_CONFIG_LOAD] = 0x25;
for (u32 i = 0; i < 20; i++)
{
usleep(1);
@ -44,8 +46,7 @@ static int _i2c_send_pkt(u32 idx, u32 x, u8 *buf, u32 size)
u32 tmp = 0;
memcpy(&tmp, buf, size);
vu32 *base = (vu32 *)QueryIoMapping(i2c_addrs[0], 0x2000);
base = base + (i2c_addrs[idx] - i2c_addrs[0]);
vu32 *base = (vu32 *)QueryIoMapping(i2c_addrs[I2C_5], 0x1000);
base[I2C_CMD_ADDR0] = x << 1; //Set x (send mode).
base[I2C_CMD_DATA1] = tmp; //Set value.
base[I2C_CNFG] = (2 * size - 2) | 0x2800; //Set size and send mode.
@ -66,8 +67,7 @@ static int _i2c_recv_pkt(u32 idx, u8 *buf, u32 size, u32 x)
if (size > 8)
return 0;
vu32 *base = (vu32 *)QueryIoMapping(i2c_addrs[0], 0x2000);
base = base + (i2c_addrs[idx] - i2c_addrs[0]);
vu32 *base = (vu32 *)QueryIoMapping(i2c_addrs[I2C_5], 0x1000);
base[I2C_CMD_ADDR0] = (x << 1) | 1; // Set x (recv mode).
base[I2C_CNFG] = (size - 1) << 1 | 0x2840; // Set size and recv mode.
@ -93,10 +93,9 @@ static int _i2c_recv_pkt(u32 idx, u8 *buf, u32 size, u32 x)
return 1;
}
void i2c_init(u32 idx)
void i2c_init()
{
vu32 *base = (vu32 *)QueryIoMapping(i2c_addrs[0], 0x2000);
base = base + (i2c_addrs[idx] - i2c_addrs[0]);
vu32 *base = (vu32 *)QueryIoMapping(i2c_addrs[I2C_5], 0x1000);
base[I2C_CLK_DIVISOR_REGISTER] = 0x50001;
base[I2C_BUS_CLEAR_CONFIG] = 0x90003;
@ -104,7 +103,6 @@ void i2c_init(u32 idx)
for (u32 i = 0; i < 10; i++)
{
usleep(20000);
if (base[INTERRUPT_STATUS_REGISTER] & 0x800)
break;
}

2
emummc/source/soc/i2c.h
View file

@ -37,7 +37,7 @@
#define I2C_BUS_CLEAR_STATUS 0x22
#define I2C_CONFIG_LOAD 0x23
void i2c_init(u32 idx);
void i2c_init();
int i2c_send_buf_small(u32 idx, u32 x, u32 y, u8 *buf, u32 size);
int i2c_recv_buf_small(u8 *buf, u32 size, u32 idx, u32 x, u32 y);
int i2c_send_byte(u32 idx, u32 x, u32 y, u8 b);