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kboot: Transfer display memory carveouts for M2

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Signed-off-by: Janne Grunau <j@jannau.net>
This commit is contained in:
Janne Grunau 2022-11-20 22:13:17 +01:00 committed by Hector Martin
parent a954eb47f9
commit 0aafd74b69
1 changed files with 26 additions and 0 deletions
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26
src/kboot.c
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@ -1176,6 +1176,23 @@ static struct disp_mapping dcpext_reserved_regions_t8103[] = {
{"region-id-74", "region74", true, false, false}, {"region-id-74", "region74", true, false, false},
}; };
static struct disp_mapping disp_reserved_regions_t8112[] = {
{"region-id-49", "dcp_txt", true, false, false},
{"region-id-50", "dcp_data", true, false, false},
{"region-id-57", "region57", true, false, false},
// boot framebuffer, mapped to dart-disp0 sid 0 and dart-dcp sid 5
{"region-id-14", "vram", true, true, false},
// The 2 following regions are mapped in dart-dcp sid 5 and dart-disp0 sid 0 and 4
{"region-id-94", "region94", true, true, false},
{"region-id-95", "region95", true, false, true},
};
static struct disp_mapping dcpext_reserved_regions_t8112[] = {
{"region-id-49", "dcp_txt", true, false, false},
{"region-id-73", "dcpext_data", true, false, false},
{"region-id-74", "region74", true, false, false},
};
static struct disp_mapping disp_reserved_regions_t600x[] = { static struct disp_mapping disp_reserved_regions_t600x[] = {
{"region-id-50", "dcp_data", true, false, false}, {"region-id-50", "dcp_data", true, false, false},
{"region-id-57", "region57", true, false, false}, {"region-id-57", "region57", true, false, false},
@ -1249,6 +1266,15 @@ static int dt_set_display(void)
ret = dt_carveout_reserved_regions("dcpext", NULL, NULL, dcpext_reserved_regions_t8103, ret = dt_carveout_reserved_regions("dcpext", NULL, NULL, dcpext_reserved_regions_t8103,
ARRAY_SIZE(dcpext_reserved_regions_t8103)); ARRAY_SIZE(dcpext_reserved_regions_t8103));
} else if (!fdt_node_check_compatible(dt, 0, "apple,t8112")) {
ret = dt_carveout_reserved_regions("dcp", "disp0", "disp0_piodma",
disp_reserved_regions_t8112,
ARRAY_SIZE(disp_reserved_regions_t8112));
if (ret)
return ret;
ret = dt_carveout_reserved_regions("dcpext", NULL, NULL, dcpext_reserved_regions_t8112,
ARRAY_SIZE(dcpext_reserved_regions_t8112));
} else if (!fdt_node_check_compatible(dt, 0, "apple,t6000") || } else if (!fdt_node_check_compatible(dt, 0, "apple,t6000") ||
!fdt_node_check_compatible(dt, 0, "apple,t6001") || !fdt_node_check_compatible(dt, 0, "apple,t6001") ||
!fdt_node_check_compatible(dt, 0, "apple,t6002")) { !fdt_node_check_compatible(dt, 0, "apple,t6002")) {