drm/i915: Add GuC-related header files

intel_guc_fwif.h contains the subset of the GuC interface that we
will need for submission of commands through the GuC. These MUST
be kept in sync with the definitions used by the GuC firmware, and
updates to this file will (or should) be autogenerated from the
source files used to build the firmware. Editing this file is
therefore not recommended.

i915_guc_reg.h contains definitions of GuC-related hardware:
registers, bitmasks, etc. These should match the BSpec.

v2:
    Files renamed & resliced per review comments by Chris Wilson

v4:
    Added DON'T-EDIT-ME warning [Tom O'Rourke]

Issue: VIZ-4884
Signed-off-by: Alex Dai <yu.dai@intel.com>
Signed-off-by: Dave Gordon <david.s.gordon@intel.com>
Reviewed-by: Tom O'Rourke <Tom.O'Rourke@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 102 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/i915_guc_reg.h b/drivers/gpu/drm/i915/i915_guc_reg.h
new file mode 100644
index 000000000000..ccdc6c8ac20b
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_guc_reg.h
@@ -0,0 +1,102 @@
+/*
+ * Copyright © 2014 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ */
+#ifndef _I915_GUC_REG_H_
+#define _I915_GUC_REG_H_
+
+/* Definitions of GuC H/W registers, bits, etc */
+
+#define GUC_STATUS			0xc000
+#define   GS_BOOTROM_SHIFT		1
+#define   GS_BOOTROM_MASK		  (0x7F << GS_BOOTROM_SHIFT)
+#define   GS_BOOTROM_RSA_FAILED		  (0x50 << GS_BOOTROM_SHIFT)
+#define   GS_UKERNEL_SHIFT		8
+#define   GS_UKERNEL_MASK		  (0xFF << GS_UKERNEL_SHIFT)
+#define   GS_UKERNEL_LAPIC_DONE		  (0x30 << GS_UKERNEL_SHIFT)
+#define   GS_UKERNEL_DPC_ERROR		  (0x60 << GS_UKERNEL_SHIFT)
+#define   GS_UKERNEL_READY		  (0xF0 << GS_UKERNEL_SHIFT)
+#define   GS_MIA_SHIFT			16
+#define   GS_MIA_MASK			  (0x07 << GS_MIA_SHIFT)
+
+#define GUC_WOPCM_SIZE			0xc050
+#define   GUC_WOPCM_SIZE_VALUE  	  (0x80 << 12)	/* 512KB */
+#define GUC_WOPCM_OFFSET		0x80000		/* 512KB */
+
+#define SOFT_SCRATCH(n)			(0xc180 + ((n) * 4))
+
+#define UOS_RSA_SCRATCH_0		0xc200
+#define DMA_ADDR_0_LOW			0xc300
+#define DMA_ADDR_0_HIGH			0xc304
+#define DMA_ADDR_1_LOW			0xc308
+#define DMA_ADDR_1_HIGH			0xc30c
+#define   DMA_ADDRESS_SPACE_WOPCM	  (7 << 16)
+#define   DMA_ADDRESS_SPACE_GTT		  (8 << 16)
+#define DMA_COPY_SIZE			0xc310
+#define DMA_CTRL			0xc314
+#define   UOS_MOVE			  (1<<4)
+#define   START_DMA			  (1<<0)
+#define DMA_GUC_WOPCM_OFFSET		0xc340
+
+#define GEN8_GT_PM_CONFIG		0x138140
+#define GEN9_GT_PM_CONFIG		0x13816c
+#define   GEN8_GT_DOORBELL_ENABLE	  (1<<0)
+
+#define GEN8_GTCR			0x4274
+#define   GEN8_GTCR_INVALIDATE		  (1<<0)
+
+#define GUC_ARAT_C6DIS			0xA178
+
+#define GUC_SHIM_CONTROL		0xc064
+#define   GUC_DISABLE_SRAM_INIT_TO_ZEROES	(1<<0)
+#define   GUC_ENABLE_READ_CACHE_LOGIC		(1<<1)
+#define   GUC_ENABLE_MIA_CACHING		(1<<2)
+#define   GUC_GEN10_MSGCH_ENABLE		(1<<4)
+#define   GUC_ENABLE_READ_CACHE_FOR_SRAM_DATA	(1<<9)
+#define   GUC_ENABLE_READ_CACHE_FOR_WOPCM_DATA	(1<<10)
+#define   GUC_ENABLE_MIA_CLOCK_GATING		(1<<15)
+#define   GUC_GEN10_SHIM_WC_ENABLE		(1<<21)
+
+#define GUC_SHIM_CONTROL_VALUE	(GUC_DISABLE_SRAM_INIT_TO_ZEROES	| \
+				 GUC_ENABLE_READ_CACHE_LOGIC		| \
+				 GUC_ENABLE_MIA_CACHING			| \
+				 GUC_ENABLE_READ_CACHE_FOR_SRAM_DATA	| \
+				 GUC_ENABLE_READ_CACHE_FOR_WOPCM_DATA)
+
+#define HOST2GUC_INTERRUPT		0xc4c8
+#define   HOST2GUC_TRIGGER		  (1<<0)
+
+#define DRBMISC1			0x1984
+#define   DOORBELL_ENABLE		  (1<<0)
+
+#define GEN8_DRBREGL(x)			(0x1000 + (x) * 8)
+#define   GEN8_DRB_VALID		  (1<<0)
+#define GEN8_DRBREGU(x)			(GEN8_DRBREGL(x) + 4)
+
+#define DE_GUCRMR			0x44054
+
+#define GUC_BCS_RCS_IER			0xC550
+#define GUC_VCS2_VCS1_IER		0xC554
+#define GUC_WD_VECS_IER			0xC558
+#define GUC_PM_P24C_IER			0xC55C
+
+#endif