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Use integrated Intel GPU on hypnos

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This commit is contained in:
Jordan Holt 2024-04-28 16:18:01 +01:00
parent c7e0f66295
commit eb9406fe1f
Signed by: jordan
GPG Key ID: B8CFFF61F1CCF520
2 changed files with 120 additions and 4 deletions
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102
hosts/hypnos/0001-Add-apple_set_os-EFI-boot-service.patch Normal file
View File

@ -0,0 +1,102 @@
From d310ddee0fb8e7a5a8b89668c6cb8f9dc863ce94 Mon Sep 17 00:00:00 2001
From: Jordan Holt <jordan@vimium.com>
Date: Sun, 28 Apr 2024 15:59:52 +0100
Subject: [PATCH] Add apple_set_os EFI boot service
---
drivers/firmware/efi/libstub/x86-stub.c | 59 +++++++++++++++++++++++++
include/linux/efi.h | 1 +
2 files changed, 60 insertions(+)
diff --git a/drivers/firmware/efi/libstub/x86-stub.c b/drivers/firmware/efi/libstub/x86-stub.c
index d5a8182cf..be722c43a 100644
--- a/drivers/firmware/efi/libstub/x86-stub.c
+++ b/drivers/firmware/efi/libstub/x86-stub.c
@@ -449,6 +449,63 @@ static void setup_graphics(struct boot_params *boot_params)
}
}
+typedef struct {
+ u64 version;
+ void (*set_os_version) (const char *os_version);
+ void (*set_os_vendor) (const char *os_vendor);
+} apple_set_os_interface_t;
+
+static efi_status_t apple_set_os()
+{
+ apple_set_os_interface_t *set_os;
+ efi_guid_t set_os_guid = APPLE_SET_OS_PROTOCOL_GUID;
+ efi_status_t status;
+ void **handles;
+ unsigned long i, nr_handles, size = 0;
+
+ status = efi_bs_call(locate_handle, EFI_LOCATE_BY_PROTOCOL,
+ &set_os_guid, NULL, &size, handles);
+
+ if (status == EFI_BUFFER_TOO_SMALL) {
+ status = efi_bs_call(allocate_pool, EFI_LOADER_DATA,
+ size, &handles);
+
+ if (status != EFI_SUCCESS)
+ return status;
+
+ status = efi_bs_call(locate_handle, EFI_LOCATE_BY_PROTOCOL,
+ &set_os_guid, NULL, &size, handles);
+ }
+
+ if (status != EFI_SUCCESS)
+ goto free_handle;
+
+ nr_handles = size / sizeof(void *);
+ for (i = 0; i < nr_handles; i++) {
+ void *h = handles[i];
+
+ status = efi_bs_call(handle_protocol, h,
+ &set_os_guid, &set_os);
+
+ if (status != EFI_SUCCESS || !set_os)
+ continue;
+
+ if (set_os->version > 0) {
+ efi_bs_call((unsigned long)set_os->set_os_version,
+ "Mac OS X 10.9");
+ }
+
+ if (set_os->version >= 2) {
+ efi_bs_call((unsigned long)set_os->set_os_vendor,
+ "Apple Inc.");
+ }
+ }
+
+free_handle:
+ efi_bs_call(free_pool, uga_handle);
+
+ return status;
+}
static void __noreturn efi_exit(efi_handle_t handle, efi_status_t status)
{
@@ -951,6 +1008,8 @@ void __noreturn efi_stub_entry(efi_handle_t handle,
setup_unaccepted_memory();
+ apple_set_os();
+
status = exit_boot(boot_params, handle);
if (status != EFI_SUCCESS) {
efi_err("exit_boot() failed!\n");
diff --git a/include/linux/efi.h b/include/linux/efi.h
index d59b0947f..81158014f 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -385,6 +385,7 @@ void efi_native_runtime_setup(void);
#define EFI_MEMORY_ATTRIBUTES_TABLE_GUID EFI_GUID(0xdcfa911d, 0x26eb, 0x469f, 0xa2, 0x20, 0x38, 0xb7, 0xdc, 0x46, 0x12, 0x20)
#define EFI_CONSOLE_OUT_DEVICE_GUID EFI_GUID(0xd3b36f2c, 0xd551, 0x11d4, 0x9a, 0x46, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
#define APPLE_PROPERTIES_PROTOCOL_GUID EFI_GUID(0x91bd12fe, 0xf6c3, 0x44fb, 0xa5, 0xb7, 0x51, 0x22, 0xab, 0x30, 0x3a, 0xe0)
+#define APPLE_SET_OS_PROTOCOL_GUID EFI_GUID(0xc5c5da95, 0x7d5c, 0x45e6, 0xb2, 0xf1, 0x3f, 0xd5, 0x2b, 0xb1, 0x00, 0x77)
#define EFI_TCG2_PROTOCOL_GUID EFI_GUID(0x607f766c, 0x7455, 0x42be, 0x93, 0x0b, 0xe4, 0xd7, 0x6d, 0xb2, 0x72, 0x0f)
#define EFI_TCG2_FINAL_EVENTS_TABLE_GUID EFI_GUID(0x1e2ed096, 0x30e2, 0x4254, 0xbd, 0x89, 0x86, 0x3b, 0xbe, 0xf8, 0x23, 0x25)
#define EFI_LOAD_FILE_PROTOCOL_GUID EFI_GUID(0x56ec3091, 0x954c, 0x11d2, 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
--
2.42.0

22
hosts/hypnos/hardware-configuration.nix
View File

@ -7,8 +7,13 @@
boot = {
initrd.availableKernelModules = [ "xhci_pci" "ahci" "usbhid" "usb_storage" "sd_mod" ];
initrd.kernelModules = [ ];
kernelModules = [ "applesmc" "kvm-intel" "wl" ];
kernelPatches = [
{
name = "spoof-mac-os-x";
patch = ./0001-Add-apple_set_os-EFI-boot-service.patch;
}
];
extraModulePackages = [ config.boot.kernelPackages.broadcom_sta ];
};
@ -18,10 +23,19 @@
hardware = {
cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
nvidia = {
modesetting.enable = true;
powerManagement.enable = true;
opengl = {
enable = true;
extraPackages = with pkgs; [
intel-vaapi-driver
intel-media-driver
libvdpau-va-gl
];
driSupport = true;
};
};
environment.variables = {
VDPAU_DRIVER = "va_gl";
};
}