N64FlashcartMenu/src/menu/hdmi.c

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64DD disk loading support for SummerCart64 (#49) (and other fixes/improvements) <!--- Provide a general summary of your changes in the Title above --> ## Description <!--- Describe your changes in detail --> ## Motivation and Context <!--- What does this sample do? What problem does it solve? --> <!--- If it fixes/closes/resolves an open issue, please link to the issue here --> ## How Has This Been Tested? <!-- (if applicable) --> <!--- Please describe in detail how you tested your sample/changes. --> <!--- Include details of your testing environment, and the tests you ran to --> <!--- see how your change affects other areas of the code, etc. --> ## Screenshots <!-- (if appropriate): --> ## Types of changes <!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply: --> - [ ] Improvement (non-breaking change that adds a new feature) - [ ] Bug fix (fixes an issue) - [ ] Breaking change (breaking change) - [ ] Config and build (change in the configuration and build system, has no impact on code or features) ## Checklist: <!--- Go over all the following points, and put an `x` in all the boxes that apply. --> <!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! --> - [ ] My code follows the code style of this project. - [ ] My change requires a change to the documentation. - [ ] I have updated the documentation accordingly. - [ ] I have added tests to cover my changes. - [ ] All new and existing tests passed. <!--- It would be nice if you could sign off your contribution by replacing the name with your GitHub user name and GitHub email contact. --> Signed-off-by: GITHUB_USER <GITHUB_USER_EMAIL> --------- Signed-off-by: Polprzewodnikowy <sc@mateuszfaderewski.pl> Co-authored-by: Robin Jones <networkfusion@users.noreply.github.com>
2023-10-10 21:12:53 +02:00
#include <libdragon.h>
#include "hdmi.h"
#define ROM_ADDRESS (0x10000000)
#define DDIPL_ADDRESS (0x06000000)
void hdmi_clear_game_id (void) {
pixelfx_clear_game_id();
}
void hdmi_send_game_id (boot_params_t *boot_params) {
uint8_t rom_header[0x40] __attribute__((aligned(8)));
uint32_t pi_address = ROM_ADDRESS;
if (boot_params->device_type == BOOT_DEVICE_TYPE_64DD) {
pi_address = DDIPL_ADDRESS;
}
dma_read_async(rom_header, pi_address, sizeof(rom_header));
dma_wait();
uint64_t rom_check_code;
uint8_t media_format;
uint8_t region_code;
memcpy((uint8_t *) (&rom_check_code), rom_header + 0x10, sizeof(rom_check_code));
media_format = rom_header[0x3B];
region_code = rom_header[0x3E];
pixelfx_send_game_id(rom_check_code, media_format, region_code);
}