pyrox.dev
lol
Merge pull request #158310 from a-m-joseph/close-148890-by-removing-blob
remove unfree HDCP blob from arm-trusted-firmware, closes #148890
authored by
Luke Granger-Brown
and committed by
GitHub
d5f23787
66f35ca0
+12
-2
pkgs/misc/arm-trusted-firmware/default.nix
+12
-2
pkgs/misc/arm-trusted-firmware/default.nix
···
1
-
{ lib, stdenv, fetchFromGitHub, openssl, pkgsCross, buildPackages }:
2
3
let
4
buildArmTrustedFirmware = { filesToInstall
···
20
sha256 = "sha256-qT9DdTvMcUrvRzgmVf2qmKB+Rb1WOB4p1rM+fsewGcg=";
21
};
22
23
depsBuildBuild = [ buildPackages.stdenv.cc ];
24
25
# For Cortex-M0 firmware in RK3399
···
50
meta = with lib; {
51
homepage = "https://github.com/ARM-software/arm-trusted-firmware";
52
description = "A reference implementation of secure world software for ARMv8-A";
53
-
license = licenses.bsd3;
54
maintainers = with maintainers; [ lopsided98 ];
55
} // extraMeta;
56
} // builtins.removeAttrs args [ "extraMeta" ]);
···
1
+
{ lib, stdenv, fetchFromGitHub, openssl, pkgsCross, buildPackages
2
+
3
+
# Warning: this blob runs on the main CPU (not the GPU) at privilege
4
+
# level EL3, which is above both the kernel and the hypervisor.
5
+
, unfreeIncludeHDCPBlob ? true
6
+
}:
7
8
let
9
buildArmTrustedFirmware = { filesToInstall
···
25
sha256 = "sha256-qT9DdTvMcUrvRzgmVf2qmKB+Rb1WOB4p1rM+fsewGcg=";
26
};
27
28
+
patches = lib.optionals (!unfreeIncludeHDCPBlob) [
29
+
# this is a rebased version of https://gitlab.com/vicencb/kevinboot/-/blob/master/atf.patch
30
+
./remove-hdcp-blob.patch
31
+
];
32
+
33
depsBuildBuild = [ buildPackages.stdenv.cc ];
34
35
# For Cortex-M0 firmware in RK3399
···
60
meta = with lib; {
61
homepage = "https://github.com/ARM-software/arm-trusted-firmware";
62
description = "A reference implementation of secure world software for ARMv8-A";
63
+
license = (if unfreeIncludeHDCPBlob then [ licenses.unfreeRedistributable ] else []) ++ [ licenses.bsd3 ];
64
maintainers = with maintainers; [ lopsided98 ];
65
} // extraMeta;
66
} // builtins.removeAttrs args [ "extraMeta" ]);
+47
pkgs/misc/arm-trusted-firmware/remove-hdcp-blob.patch
+47
pkgs/misc/arm-trusted-firmware/remove-hdcp-blob.patch
···
···
1
+
diff --git a/plat/rockchip/rk3399/drivers/dp/cdn_dp.c b/plat/rockchip/rk3399/drivers/dp/cdn_dp.c
2
+
index a8773f4f6..8e28c4830 100644
3
+
--- a/plat/rockchip/rk3399/drivers/dp/cdn_dp.c
4
+
+++ b/plat/rockchip/rk3399/drivers/dp/cdn_dp.c
5
+
@@ -13,17 +13,6 @@
6
+
7
+
#include <cdn_dp.h>
8
+
9
+
-__asm__(
10
+
- ".pushsection .text.hdcp_handler, \"ax\", %progbits\n"
11
+
- ".global hdcp_handler\n"
12
+
- ".balign 4\n"
13
+
- "hdcp_handler:\n"
14
+
- ".incbin \"" HDCPFW "\"\n"
15
+
- ".type hdcp_handler, %function\n"
16
+
- ".size hdcp_handler, .- hdcp_handler\n"
17
+
- ".popsection\n"
18
+
-);
19
+
-
20
+
static uint64_t *hdcp_key_pdata;
21
+
static struct cdn_dp_hdcp_key_1x key;
22
+
23
+
@@ -38,7 +27,7 @@ uint64_t dp_hdcp_ctrl(uint64_t type)
24
+
return 0;
25
+
case HDCP_KEY_DATA_START_DECRYPT:
26
+
if (hdcp_key_pdata == (uint64_t *)(&key + 1))
27
+
- return hdcp_handler(&key);
28
+
+ return PSCI_E_DISABLED;
29
+
else
30
+
return PSCI_E_INVALID_PARAMS;
31
+
assert(0); /* Unreachable */
32
+
diff --git a/plat/rockchip/rk3399/platform.mk b/plat/rockchip/rk3399/platform.mk
33
+
index a658fb286..5edb6a25b 100644
34
+
--- a/plat/rockchip/rk3399/platform.mk
35
+
+++ b/plat/rockchip/rk3399/platform.mk
36
+
@@ -88,11 +88,6 @@ $(eval $(call add_define_val,RK3399M0PMUFW,\"$(RK3399M0PMUFW)\"))
37
+
ifdef PLAT_RK_DP_HDCP
38
+
BL31_SOURCES += ${RK_PLAT_SOC}/drivers/dp/cdn_dp.c
39
+
40
+
-HDCPFW=${RK_PLAT_SOC}/drivers/dp/hdcp.bin
41
+
-$(eval $(call add_define_val,HDCPFW,\"$(HDCPFW)\"))
42
+
-
43
+
-${BUILD_PLAT}/bl31/cdn_dp.o: CCACHE_EXTRAFILES=$(HDCPFW)
44
+
-${RK_PLAT_SOC}/drivers/dp/cdn_dp.c: $(HDCPFW)
45
+
endif
46
+
47
+
# CCACHE_EXTRAFILES is needed because ccache doesn't handle .incbin