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@@ -18,26 +18,28 @@
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#define SBI_SCRATCH_FW_START_OFFSET (0 * __SIZEOF_POINTER__)
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/** Offset of fw_size member in sbi_scratch */
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#define SBI_SCRATCH_FW_SIZE_OFFSET (1 * __SIZEOF_POINTER__)
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+/** Offset (in sbi_scratch) of the R/W Offset */
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+#define SBI_SCRATCH_FW_RW_OFFSET (2 * __SIZEOF_POINTER__)
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/** Offset of next_arg1 member in sbi_scratch */
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-#define SBI_SCRATCH_NEXT_ARG1_OFFSET (2 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_NEXT_ARG1_OFFSET (3 * __SIZEOF_POINTER__)
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/** Offset of next_addr member in sbi_scratch */
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-#define SBI_SCRATCH_NEXT_ADDR_OFFSET (3 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_NEXT_ADDR_OFFSET (4 * __SIZEOF_POINTER__)
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/** Offset of next_mode member in sbi_scratch */
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-#define SBI_SCRATCH_NEXT_MODE_OFFSET (4 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_NEXT_MODE_OFFSET (5 * __SIZEOF_POINTER__)
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/** Offset of warmboot_addr member in sbi_scratch */
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-#define SBI_SCRATCH_WARMBOOT_ADDR_OFFSET (5 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_WARMBOOT_ADDR_OFFSET (6 * __SIZEOF_POINTER__)
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/** Offset of platform_addr member in sbi_scratch */
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-#define SBI_SCRATCH_PLATFORM_ADDR_OFFSET (6 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_PLATFORM_ADDR_OFFSET (7 * __SIZEOF_POINTER__)
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/** Offset of hartid_to_scratch member in sbi_scratch */
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-#define SBI_SCRATCH_HARTID_TO_SCRATCH_OFFSET (7 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_HARTID_TO_SCRATCH_OFFSET (8 * __SIZEOF_POINTER__)
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/** Offset of trap_exit member in sbi_scratch */
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-#define SBI_SCRATCH_TRAP_EXIT_OFFSET (8 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_TRAP_EXIT_OFFSET (9 * __SIZEOF_POINTER__)
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/** Offset of tmp0 member in sbi_scratch */
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-#define SBI_SCRATCH_TMP0_OFFSET (9 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_TMP0_OFFSET (10 * __SIZEOF_POINTER__)
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/** Offset of options member in sbi_scratch */
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-#define SBI_SCRATCH_OPTIONS_OFFSET (10 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_OPTIONS_OFFSET (11 * __SIZEOF_POINTER__)
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/** Offset of extra space in sbi_scratch */
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-#define SBI_SCRATCH_EXTRA_SPACE_OFFSET (11 * __SIZEOF_POINTER__)
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+#define SBI_SCRATCH_EXTRA_SPACE_OFFSET (12 * __SIZEOF_POINTER__)
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/** Maximum size of sbi_scratch (4KB) */
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#define SBI_SCRATCH_SIZE (0x1000)
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@@ -53,6 +55,8 @@ struct sbi_scratch {
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unsigned long fw_start;
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/** Size (in bytes) of firmware linked to OpenSBI library */
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unsigned long fw_size;
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+ /** Offset (in bytes) of the R/W section */
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+ unsigned long fw_rw_offset;
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/** Arg1 (or 'a1' register) of next booting stage for this HART */
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unsigned long next_arg1;
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/** Address of next booting stage for this HART */
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