nb/intel/sandybridge: Put host bridge registers into its own file
Tested with BUILD_TIMELESS=1, Asus P8Z77-V LX2 remains identical.
Change-Id: Ibfaecd6ab94d2caae9804bb827ce8e48a2166d35
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43721
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/northbridge/intel/sandybridge/hostbridge_regs.h b/src/northbridge/intel/sandybridge/hostbridge_regs.h
new file mode 100644
index 0000000..00d37d4
--- /dev/null
+++ b/src/northbridge/intel/sandybridge/hostbridge_regs.h
@@ -0,0 +1,58 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __SANDYBRIDGE_HOSTBRIDGE_REGS_H__
+#define __SANDYBRIDGE_HOSTBRIDGE_REGS_H__
+
+#define EPBAR 0x40
+#define MCHBAR 0x48
+
+#define GGC 0x50 /* GMCH Graphics Control */
+#define DEVEN 0x54 /* Device Enable */
+#define DEVEN_D7EN (1 << 14)
+#define DEVEN_PEG60 (1 << 13)
+#define DEVEN_D4EN (1 << 7)
+#define DEVEN_IGD (1 << 4)
+#define DEVEN_PEG10 (1 << 3)
+#define DEVEN_PEG11 (1 << 2)
+#define DEVEN_PEG12 (1 << 1)
+#define DEVEN_HOST (1 << 0)
+
+#define PAVPC 0x58 /* Protected Audio Video Path Control */
+#define DPR 0x5c /* DMA Protected Range */
+
+#define PCIEXBAR 0x60
+#define DMIBAR 0x68
+
+#define MESEG_BASE 0x70
+#define MESEG_MASK 0x78
+#define MELCK (1 << 10) /* ME Range Lock */
+#define ME_STLEN_EN (1 << 11) /* ME Stolen Memory Enable */
+
+#define PAM0 0x80
+#define PAM1 0x81
+#define PAM2 0x82
+#define PAM3 0x83
+#define PAM4 0x84
+#define PAM5 0x85
+#define PAM6 0x86
+
+#define LAC 0x87 /* Legacy Access Control */
+#define SMRAM 0x88 /* System Management RAM Control */
+
+#define REMAPBASE 0x90
+#define REMAPLIMIT 0x98
+#define TOM 0xa0
+#define TOUUD 0xa8 /* Top of Upper Usable DRAM */
+#define BDSM 0xb0 /* Base Data of Stolen Memory */
+#define BGSM 0xb4 /* Base GTT Stolen Memory */
+#define TSEGMB 0xb8 /* TSEG Memory Base */
+#define TOLUD 0xbc /* Top of Low Used Memory */
+
+#define CAPID0_A 0xe4 /* Capabilities Register A */
+#define CAPID0_B 0xe8 /* Capabilities Register B */
+
+#define SKPAD 0xdc /* Scratchpad Data */
+
+#define DIDOR 0xf3 /* Device ID override, for debug and samples only */
+
+#endif /* __SANDYBRIDGE_HOSTBRIDGE_REGS_H__ */