soc/intel/common: Add cleanup and rearm functions

Introduce cpu_cl_cleanup() and cpu_cl_rearm() functions
for CPU crashlog flow. Also add default weak implementations.

BUG=b:262501347
TEST=Able to build google/rex.

Change-Id: Iad68d3fdaf7061148b184371f7ef87d83f2b2b38
Signed-off-by: Pratikkumar Prajapati <pratikkumar.v.prajapati@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/77238
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/common/block/crashlog/crashlog.c

@@ -154,6 +154,16 @@ int __weak cpu_cl_clear_data(void)
 	return cpu_cl_mailbox_cmd(CPU_CRASHLOG_CMD_CLEAR, 0);
 }
 
+void __weak cpu_cl_rearm(void)
+{
+	/* empty implementation */
+}
+
+void __weak cpu_cl_cleanup(void)
+{
+	/* empty implementation */
+}
+
 int pmc_cl_gen_descriptor_table(u32 desc_table_addr,
 				pmc_crashlog_desc_table_t *descriptor_table)
 {
@@ -466,6 +476,10 @@ void cl_get_cpu_sram_data(void)
 
 	/* clear telemetry SRAM region */
 	cpu_cl_clear_data();
+	/* perform any SOC specific cleanup */
+	cpu_cl_cleanup();
+	/* rearm crashlog */
+	cpu_cl_rearm();
 }
 
 void collect_pmc_and_cpu_crashlog_from_srams(void)

src/soc/intel/common/block/include/intelblocks/crashlog.h

@@ -138,7 +138,6 @@ typedef union {
 	u64 data;
 } __packed cpu_crashlog_header_t;
 
-
 /* Structures for CPU CrashLog mailbox interface */
 typedef union {
 	struct {
@@ -192,6 +191,8 @@ u32 cl_gen_cpu_bar_addr(void);
 int cpu_cl_poll_mailbox_ready(u32 cl_mailbox_addr);
 int cpu_cl_mailbox_cmd(u8 cmd, u8 param);
 int cpu_cl_clear_data(void);
+void cpu_cl_rearm(void);
+void cpu_cl_cleanup(void);
 int pmc_cl_gen_descriptor_table(u32 desc_table_addr,
 				pmc_crashlog_desc_table_t *descriptor_table);
 bool pmc_cl_discovery(void);