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Merge pull request 'initial adrenotools env loader' (#1) from MrPurple666/libadrenotools:master into master

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Reviewed-on: https://git.eden-emu.dev/eden-emu/libadrenotools/pulls/1
This commit is contained in:
MrPurple666
2025-12-26 01:28:48 +01:00
committed by crueter
parent 8fae8ce254 8ba23b42d7
commit e2ab0b6f9d
3 changed files with 47 additions and 1 deletions
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12
include/adrenotools/driver.h
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@@ -66,6 +66,18 @@ bool adrenotools_validate_gpu_mapping(void *handle);
*/
void adrenotools_set_turbo(bool turbo);
/**
* @brief Sets a Freedreno/Turnip environment variable for driver configuration
* @param varName The environment variable name (e.g., "TU_DEBUG", "FD_RD_DUMP", "FD_MESA_DEBUG")
* @param value The value to set
* @note IMPORTANT: Must be called BEFORE adrenotools_open_libvulkan() to take effect
* @note Valid options documented at https://docs.mesa3d.org/drivers/freedreno.html
* @note Example TU_DEBUG values: "sysmem", "gmem", "nobin", "forcebin", "noubwc", "nolrz"
* @note Example FD_RD_DUMP values: "enable", "combine", "full", "trigger"
* @return true on success, false if varName or value is NULL
*/
bool adrenotools_set_freedreno_env(const char *varName, const char *value);
#ifdef __cplusplus
}
#endif

29
src/driver.cpp
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@@ -15,11 +15,19 @@
#include "hook/hook_impl_params.h"
#include <adrenotools/driver.h>
#include <unistd.h>
#include <cstring>
#define TAG "adrenotools"
#define LOGI(fmt, ...) __android_log_print(ANDROID_LOG_INFO, TAG, fmt, ##__VA_ARGS__)
#define LOGW(fmt, ...) __android_log_print(ANDROID_LOG_WARN, TAG, fmt, ##__VA_ARGS__)
#define LOGE(fmt, ...) __android_log_print(ANDROID_LOG_ERROR, TAG, fmt, ##__VA_ARGS__)
void *adrenotools_open_libvulkan(int dlopenFlags, int featureFlags, const char *tmpLibDir, const char *hookLibDir, const char *customDriverDir, const char *customDriverName, const char *fileRedirectDir, void **userMappingHandle) {
// Bail out if linkernsbypass failed to load, this probably means we're on api < 28
if (!linkernsbypass_load_status())
if (!linkernsbypass_load_status()) {
LOGE("adrenotools_open_libvulkan: linkernsbypass_load_status() failed");
return nullptr;
}
// Always use memfd on Q+ since it's guaranteed to work
if (android_get_device_api_level() >= 29)
@@ -208,3 +216,22 @@ void adrenotools_set_turbo(bool turbo) {
ioctl(kgslFd, IOCTL_KGSL_SETPROPERTY, &prop);
close (kgslFd);
}
bool adrenotools_set_freedreno_env(const char *varName, const char *value) {
if (!varName || !value || std::strlen(varName) == 0)
return false;
int result = setenv(varName, value, 1);
if (result != 0) {
LOGE("adrenotools_set_freedreno_env: Failed to set '%s' (errno: %d)", varName, errno);
return false;
}
const char *verifyValue = std::getenv(varName);
if (verifyValue && std::strcmp(verifyValue, value) == 0) {
return true;
} else {
LOGE("adrenotools_set_freedreno_env: Verification failed for '%s'", varName);
return false;
}
}

7
src/hook/hook_impl.cpp
View File

@@ -14,6 +14,8 @@
#define TAG "hook_impl"
#define LOGI(fmt, ...) __android_log_print(ANDROID_LOG_INFO, TAG, fmt, ##__VA_ARGS__)
#define LOGW(fmt, ...) __android_log_print(ANDROID_LOG_WARN, TAG, fmt, ##__VA_ARGS__)
#define LOGE(fmt, ...) __android_log_print(ANDROID_LOG_ERROR, TAG, fmt, ##__VA_ARGS__)
const HookImplParams *hook_params; //!< Bunch of info needed to load/patch the driver
int (*gsl_memory_alloc_pure_sym)(uint32_t, uint32_t, void *);
@@ -27,6 +29,11 @@ using gsl_memory_free_pure_t = decltype(gsl_memory_free_pure_sym);
__attribute__((visibility("default"))) void init_hook_param(const void *param) {
hook_params = reinterpret_cast<const HookImplParams *>(param);
if (!hook_params) {
LOGE("init_hook_param: Received NULL hook_params!");
return;
}
}
__attribute__((visibility("default"))) void init_gsl(void *alloc, void *alloc64, void *free) {