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authorKangheui Won <khwon@chromium.org>2021-04-23 16:37:44 +1000
committerMartin Roth <martinroth@google.com>2021-04-29 15:14:48 +0000
commit3bad01373d771d9fce8ae7d667b2e3a3c2267d6d (patch)
treeb7a475695071a0a818d119a87220793f6723c8a7 /src/soc/amd/picasso/include
parente71a6ee9a6092ca0611bf858c8145d94dc192e43 (diff)
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soc/amd/picasso: move PSP_SRAM addrs to separate header
These addresses will be changed in cezanne. Before start working on cezanne, move these out to separate header as a clean-up. TEST=emerge-zork coreboot Signed-off-by: Kangheui Won <khwon@chromium.org> Change-Id: I2499281d250aae701f86bfcc87c7681e5b684b6a Reviewed-on: https://review.coreboot.org/c/coreboot/+/52625 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>
Diffstat (limited to 'src/soc/amd/picasso/include')
-rw-r--r--src/soc/amd/picasso/include/soc/psp_verstage_addr.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/include/soc/psp_verstage_addr.h b/src/soc/amd/picasso/include/soc/psp_verstage_addr.h
new file mode 100644
index 000000000000..61ae926bfdba
--- /dev/null
+++ b/src/soc/amd/picasso/include/soc/psp_verstage_addr.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef AMD_PICASSO_PSP_VERSTAGE_ADDR_H
+#define AMD_PICASSO_PSP_VERSTAGE_ADDR_H
+
+/*
+ * Start of available space is 0x15000 and this is where the
+ * header for the user app (verstage) must be mapped.
+ * Size is 0x28000 bytes
+ */
+#define PSP_SRAM_START 0x15000
+#define PSP_SRAM_SIZE (160K)
+#define VERSTAGE_START PSP_SRAM_START
+
+/*
+ * The temp stack can be made much smaller if needed - even 256 bytes
+ * should be sufficient. This is just for the function mapping the
+ * actual stack.
+ */
+#define PSP_VERSTAGE_TEMP_STACK_START 0x32000
+#define PSP_VERSTAGE_TEMP_STACK_SIZE (4K)
+
+/*
+ * The top of the stack must be 4k aligned, so set the bottom as 4k aligned
+ * and make the size a multiple of 4k
+ */
+
+#define PSP_VERSTAGE_STACK_START 0x33000
+#define PSP_VERSTAGE_STACK_SIZE (40K)
+
+#endif /* AMD_PICASSO_PSP_VERSTAGE_ADDR_H */