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64dd speedup and button handling

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This commit is contained in:
Polprzewodnikowy 2022-09-16 18:42:09 +02:00
parent f701df4fbb
commit 093aabe940
4 changed files with 96 additions and 52 deletions
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12
sw/bootloader/src/fatfs/diskio.c
View File

@ -6,8 +6,8 @@
#include "../error.h"
#define SD_BLOCK_SIZE (512)
#define BUFFER_BLOCKS_MAX (sizeof(SC64_BUFFERS->BUFFER) / SD_BLOCK_SIZE)
#define SD_SECTOR_SIZE (512)
#define BUFFER_BLOCKS_MAX (sizeof(SC64_BUFFERS->BUFFER) / SD_SECTOR_SIZE)
#define FROM_BCD(x) ((((x >> 4) & 0x0F) * 10) + (x & 0x0F))
@ -37,10 +37,10 @@ DRESULT disk_read (BYTE pdrv, BYTE *buff, LBA_t sector, UINT count) {
}
uint32_t *physical_address = (uint32_t *) (PHYSICAL(buff));
if (physical_address < (uint32_t *) (N64_RAM_SIZE)) {
uint8_t aligned_buffer[BUFFER_BLOCKS_MAX * SD_BLOCK_SIZE] __attribute__((aligned(8)));
uint8_t aligned_buffer[BUFFER_BLOCKS_MAX * SD_SECTOR_SIZE] __attribute__((aligned(8)));
while (count > 0) {
uint32_t blocks = ((count > BUFFER_BLOCKS_MAX) ? BUFFER_BLOCKS_MAX : count);
size_t length = (blocks * SD_BLOCK_SIZE);
size_t length = (blocks * SD_SECTOR_SIZE);
if (sc64_sd_read_sectors((uint32_t *) (SC64_BUFFERS->BUFFER), sector, blocks)) {
return RES_ERROR;
}
@ -69,10 +69,10 @@ DRESULT disk_write (BYTE pdrv, const BYTE* buff, LBA_t sector, UINT count) {
}
uint32_t *physical_address = (uint32_t *) (PHYSICAL(buff));
if (physical_address < (uint32_t *) (N64_RAM_SIZE)) {
uint8_t aligned_buffer[BUFFER_BLOCKS_MAX * SD_BLOCK_SIZE] __attribute__((aligned(8)));
uint8_t aligned_buffer[BUFFER_BLOCKS_MAX * SD_SECTOR_SIZE] __attribute__((aligned(8)));
while (count > 0) {
uint32_t blocks = ((count > BUFFER_BLOCKS_MAX) ? BUFFER_BLOCKS_MAX : count);
size_t length = (blocks * SD_BLOCK_SIZE);
size_t length = (blocks * SD_SECTOR_SIZE);
if (((uint32_t) (buff) % 8) == 0) {
pi_dma_write((io32_t *) (SC64_BUFFERS->BUFFER), (void *) (buff), length);
} else {

4
sw/bootloader/src/menu.c
View File

@ -60,10 +60,6 @@ void menu_load_and_run (void) {
}
FF_CHECK(f_read(&fil, menu, size, &br), "Couldn't read menu file");
FF_CHECK(br != size, "Read size is different than expected");
// TODO: delete this, do not touch SDRAM when loading menu
FF_CHECK(f_lseek(&fil, 0), "Couldn't seek to the beginning of file");
FF_CHECK(f_read(&fil, (void *) (0xB0000000UL), f_size(&fil), &br), "Couldn't read file contents to SDRAM");
// TODO: ^
FF_CHECK(f_close(&fil), "Couldn't close menu file");
FF_CHECK(f_unmount(""), "Couldn't unmount drive");

28
sw/controller/src/cfg.c
View File

@ -94,13 +94,31 @@ static bool cfg_translate_address (uint32_t *address, uint32_t length, bool with
if (length == 0) {
return true;
}
uint32_t rom_end = (with_flash ? 0x15000000 : 0x14000000);
if (*address >= 0x10000000 && *address < rom_end) {
if ((*address + length) <= rom_end) {
*address &= 0x1FFFFFFF;
if (*address >= 0x06000000 && *address < 0x06400000) {
if ((*address + length) <= 0x06400000) {
*address = *address - 0x06000000 + 0x03BC0000;
return false;
}
}
if (*address >= 0x08000000 && *address < 0x08020000) {
if ((*address + length) <= 0x08020000) {
*address = *address - 0x08000000 + 0x03FE0000;
return false;
}
}
if (*address >= 0x10000000 && *address < 0x14000000) {
if ((*address + length) <= 0x14000000) {
*address = *address - 0x10000000 + 0x00000000;
return false;
}
}
if (with_flash && *address >= 0x14000000 && *address < 0x15000000) {
if ((*address + length) <= 0x15000000) {
*address = *address - 0x14000000 + 0x04000000;
return false;
}
}
if (*address >= 0x1FFE0000 && *address < 0x1FFE2000) {
if ((*address + length) <= 0x1FFE2000) {
*address = *address - 0x1FFE0000 + 0x05000000;
@ -446,7 +464,7 @@ void cfg_process (void) {
cfg_set_error(CFG_ERROR_BAD_ARGUMENT);
return;
}
if (cfg_translate_address(&args[0], args[1] * 512, true)) {
if (cfg_translate_address(&args[0], args[1] * SD_SECTOR_SIZE, true)) {
cfg_set_error(CFG_ERROR_BAD_ADDRESS);
return;
}
@ -461,7 +479,7 @@ void cfg_process (void) {
cfg_set_error(CFG_ERROR_BAD_ARGUMENT);
return;
}
if (cfg_translate_address(&args[0], args[1] * 512, true)) {
if (cfg_translate_address(&args[0], args[1] * SD_SECTOR_SIZE, true)) {
cfg_set_error(CFG_ERROR_BAD_ADDRESS);
return;
}

104
sw/controller/src/dd.c
View File

@ -2,6 +2,7 @@
#include "dd.h"
#include "fpga.h"
#include "hw.h"
#include "led.h"
#include "rtc.h"
#include "sd.h"
#include "usb.h"
@ -86,7 +87,6 @@ struct process {
bool sd_mode;
uint8_t sd_current_disk;
sd_disk_info_t sd_disk_info[DD_SD_MAX_DISKS];
uint32_t sd_sector_table[DD_SD_SECTOR_TABLE_SIZE];
};
@ -100,9 +100,12 @@ static uint16_t dd_track_head_block (void) {
return (track | head | block);
}
static uint32_t dd_fill_sd_sector_table (uint32_t index) {
static uint32_t dd_fill_sd_sector_table (uint32_t index, uint32_t *sector_table) {
uint32_t tmp;
sd_disk_info_t info = p.sd_disk_info[p.sd_current_disk];
if (info.thb_table_address == 0xFFFFFFFF) {
return 0;
}
uint32_t thb_entry_address = (info.thb_table_address + (index * sizeof(uint32_t)));
fpga_mem_read(thb_entry_address, sizeof(uint32_t), (uint8_t *) (&tmp));
uint32_t start_offset = SWAP32(tmp);
@ -111,34 +114,52 @@ static uint32_t dd_fill_sd_sector_table (uint32_t index) {
}
p.block_offset = (start_offset % SD_SECTOR_SIZE);
uint32_t block_length = ((p.sector_info.sector_size + 1) * DD_BLOCK_DATA_SECTORS_NUM);
uint32_t end_offset = ((start_offset + block_length) - 1); // CHECK THIS
uint32_t end_offset = ((start_offset + block_length) - 1);
uint32_t starting_sector = (start_offset / SD_SECTOR_SIZE);
uint32_t sectors = (1 + ((end_offset / SD_SECTOR_SIZE) - starting_sector));
for (int i = 0; i < sectors; i++) {
uint32_t sector_entry_address = info.sector_table_address + ((starting_sector + i) * sizeof(uint32_t));
fpga_mem_read(sector_entry_address, sizeof(uint32_t), (uint8_t *) (&tmp));
p.sd_sector_table[i] = SWAP32(tmp);
sector_table[i] = SWAP32(tmp);
}
return sectors;
}
static void dd_process_sd_request (uint16_t index, uint32_t buffer_address, bool write) {
uint32_t sector_table[DD_SD_SECTOR_TABLE_SIZE];
uint32_t sectors = dd_fill_sd_sector_table(index, sector_table);
dd_set_block_ready(false);
if (sectors == 0) {
return;
}
uint32_t starting_sector = 0;
uint32_t sectors_to_process = 0;
for (uint32_t i = 0; i < sectors; i++) {
sectors_to_process += 1;
if ((i < (sectors - 1)) && ((sector_table[i] + 1) == sector_table[i + 1])) {
continue;
}
if (write) {
if (sd_write_sectors(buffer_address, sector_table[starting_sector], sectors_to_process)) {
return;
}
} else {
if (sd_read_sectors(buffer_address, sector_table[starting_sector], sectors_to_process)) {
return;
}
}
buffer_address += (sectors_to_process * SD_SECTOR_SIZE);
starting_sector += sectors_to_process;
sectors_to_process = 0;
}
dd_set_block_ready(true);
}
static bool dd_block_read_request (void) {
uint16_t index = dd_track_head_block();
uint32_t buffer_address = DD_BLOCK_BUFFER_ADDRESS;
if (p.sd_mode) {
dd_set_block_ready(false);
uint32_t sectors = dd_fill_sd_sector_table(index);
if (sectors > 0) {
for (int i = 0; i < sectors; i++) {
if (sd_read_sectors(buffer_address, p.sd_sector_table[i], 1)) {
return true;
}
buffer_address += SD_SECTOR_SIZE;
}
dd_set_block_ready(true);
}
return true;
dd_process_sd_request(index, buffer_address, false);
} else {
usb_tx_info_t packet_info;
usb_create_packet(&packet_info, PACKET_CMD_DD_REQUEST);
@ -150,25 +171,14 @@ static bool dd_block_read_request (void) {
p.block_offset = 0;
return usb_enqueue_packet(&packet_info);
}
return true;
}
static bool dd_block_write_request (void) {
uint32_t index = dd_track_head_block();
uint32_t buffer_address = DD_BLOCK_BUFFER_ADDRESS;
if (p.sd_mode) {
dd_set_block_ready(false);
uint32_t sectors = dd_fill_sd_sector_table(index);
if (sectors > 0) {
for (int i = 0; i < sectors; i++) {
if (sd_write_sectors(buffer_address, p.sd_sector_table[i], 1)) {
return true;
}
buffer_address += SD_SECTOR_SIZE;
}
dd_set_block_ready(true);
}
return true;
dd_process_sd_request(index, buffer_address, true);
} else {
usb_tx_info_t packet_info;
usb_create_packet(&packet_info, PACKET_CMD_DD_REQUEST);
@ -182,6 +192,7 @@ static bool dd_block_write_request (void) {
p.block_offset = 0;
return usb_enqueue_packet(&packet_info);
}
return true;
}
static void dd_set_cmd_response_ready (void) {
@ -250,18 +261,36 @@ void dd_set_sd_mode (bool value) {
}
void dd_set_sd_disk_info (uint32_t address, uint32_t length) {
uint32_t tmp[2];
sd_disk_info_t info;
length /= sizeof(info);
p.sd_current_disk = 0;
for (int i = 0; i < 4; i++) {
fpga_mem_read(address, sizeof(tmp), (uint8_t *) (tmp));
p.sd_disk_info[i].thb_table_address = SWAP32(tmp[0]);
p.sd_disk_info[i].sector_table_address = SWAP32(tmp[1]);
address += sizeof(tmp);
for (int i = 0; i < DD_SD_MAX_DISKS; i++) {
if (i < length) {
fpga_mem_read(address, sizeof(info), (uint8_t *) (&info));
p.sd_disk_info[i].thb_table_address = (SWAP32(info.thb_table_address) & 0x1FFFFFFF);
p.sd_disk_info[i].sector_table_address = (SWAP32(info.sector_table_address) & 0x1FFFFFFF);
address += sizeof(info);
} else {
p.sd_disk_info[i].thb_table_address = 0xFFFFFFFF;
p.sd_disk_info[i].sector_table_address = 0xFFFFFFFF;
}
}
}
void dd_handle_button (void) {
// TODO: disk swap
led_blink_act();
if (dd_get_disk_state() == DD_DISK_STATE_EJECTED) {
dd_set_disk_state(DD_DISK_STATE_INSERTED);
} else {
dd_set_disk_state(DD_DISK_STATE_EJECTED);
for (uint8_t i = 0; i < DD_SD_MAX_DISKS; i++) {
uint8_t sd_next_disk = ((p.sd_current_disk + i + 1) % DD_SD_MAX_DISKS);
if (p.sd_disk_info[sd_next_disk].thb_table_address != 0xFFFFFFFF) {
p.sd_current_disk = sd_next_disk;
break;
}
}
}
}
void dd_init (void) {
@ -276,6 +305,7 @@ void dd_init (void) {
p.drive_type = DD_DRIVE_TYPE_RETAIL;
p.sd_mode = false;
p.sd_current_disk = 0;
dd_set_sd_disk_info(0, 0);
}
void dd_process (void) {