Replace ENV_RAMSTAGE with ENV_PAYLOAD_LOADER

This patch relying on new rule, ENV_PAYLOAD_LOADER which is set
to ENV_RAMSTAGE.

This approach will help to add future optimization (rampayload) in
coreboot flow if required.

Change-Id: Ib54ece7b9e5f281f8a092dc6f38c07406edfa5fa
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32725
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: ron minnich <rminnich@gmail.com>
diff --git a/src/drivers/elog/elog.c b/src/drivers/elog/elog.c
index e41b55b..9ac2d3c 100644
--- a/src/drivers/elog/elog.c
+++ b/src/drivers/elog/elog.c
@@ -859,7 +859,7 @@
 	       " shrink size %d\n", region_device_sz(&es->nv_dev),
 		es->full_threshold, es->shrink_size);
 
-	if (ENV_RAMSTAGE)
+	if (ENV_PAYLOAD_LOADER)
 		elog_add_boot_count();
 	return 0;
 }
diff --git a/src/include/memlayout.h b/src/include/memlayout.h
index 273a80d..1ed87b6 100644
--- a/src/include/memlayout.h
+++ b/src/include/memlayout.h
@@ -39,9 +39,13 @@
 #define ARCH_STAGE_HAS_BSS_SECTION 1
 #endif
 
-/* Default is that currently ramstage, smm, and rmodules have a heap. */
+/*
+ * Default is that currently ENV_PAYLOAD_LOADER enable stage, smm,
+ * and rmodules have a heap.
+ */
 #ifndef ARCH_STAGE_HAS_HEAP_SECTION
-#define ARCH_STAGE_HAS_HEAP_SECTION (ENV_RAMSTAGE || ENV_SMM || ENV_RMODULE)
+#define ARCH_STAGE_HAS_HEAP_SECTION (ENV_PAYLOAD_LOADER || ENV_SMM || \
+		ENV_RMODULE)
 #endif
 
 #define STR(x) #x
diff --git a/src/include/rules.h b/src/include/rules.h
index fcb827d..d8f6e74 100644
--- a/src/include/rules.h
+++ b/src/include/rules.h
@@ -277,7 +277,7 @@
  * be built with simple device model.
  */
 
-#if (defined(__PRE_RAM__) || ENV_SMM || ENV_POSTCAR)
+#if (defined(__PRE_RAM__) || ENV_SMM || !ENV_PAYLOAD_LOADER)
 #define __SIMPLE_DEVICE__
 #endif
 
diff --git a/src/include/stddef.h b/src/include/stddef.h
index 993d5f0..7cae2e6 100644
--- a/src/include/stddef.h
+++ b/src/include/stddef.h
@@ -23,7 +23,7 @@
 
 /* The devicetree data structures are only mutable in ramstage. All other
    stages have a constant devicetree. */
-#if !ENV_RAMSTAGE
+#if !ENV_PAYLOAD_LOADER
 #define DEVTREE_EARLY 1
 #else
 #define DEVTREE_EARLY 0
diff --git a/src/lib/imd_cbmem.c b/src/lib/imd_cbmem.c
index 1a67ad5..b1b63f6 100644
--- a/src/lib/imd_cbmem.c
+++ b/src/lib/imd_cbmem.c
@@ -307,7 +307,7 @@
 	imd_region_used(cbmem_get_imd(), baseptr, size);
 }
 
-#if ENV_RAMSTAGE || (CONFIG(EARLY_CBMEM_LIST) \
+#if ENV_PAYLOAD_LOADER || (CONFIG(EARLY_CBMEM_LIST) \
 	&& (ENV_POSTCAR || ENV_ROMSTAGE))
 /*
  * -fdata-sections doesn't work so well on read only strings. They all
diff --git a/src/lib/memrange.c b/src/lib/memrange.c
index 96d75242..79a1b0e 100644
--- a/src/lib/memrange.c
+++ b/src/lib/memrange.c
@@ -47,7 +47,7 @@
 		range_entry_unlink(&ranges->free_list, r);
 		return r;
 	}
-	if (ENV_RAMSTAGE)
+	if (ENV_PAYLOAD_LOADER)
 		return malloc(sizeof(struct range_entry));
 	return NULL;
 }
diff --git a/src/lib/prog_loaders.c b/src/lib/prog_loaders.c
index 81ec2ec..dfabd31 100644
--- a/src/lib/prog_loaders.c
+++ b/src/lib/prog_loaders.c
@@ -160,7 +160,7 @@
 	die_with_post_code(POST_INVALID_ROM, "Ramstage was not loaded!\n");
 }
 
-#ifdef __RAMSTAGE__ // gc-sections should take care of this
+#if ENV_PAYLOAD_LOADER // gc-sections should take care of this
 
 static struct prog global_payload =
 	PROG_INIT(PROG_PAYLOAD, CONFIG_CBFS_PREFIX "/payload");
diff --git a/src/lib/timestamp.c b/src/lib/timestamp.c
index 38d0212..adacf6b 100644
--- a/src/lib/timestamp.c
+++ b/src/lib/timestamp.c
@@ -116,8 +116,11 @@
  * based x86 platforms. */
 static int timestamp_should_run(void)
 {
-	/* Only check boot_cpu() in other stages than ramstage on x86. */
-	if ((!ENV_RAMSTAGE && CONFIG(ARCH_X86)) && !boot_cpu())
+	/*
+	 * Only check boot_cpu() in other stages than
+	 * ENV_PAYLOAD_LOADER on x86.
+	 */
+	if ((!ENV_PAYLOAD_LOADER && CONFIG(ARCH_X86)) && !boot_cpu())
 		return 0;
 
 	return 1;
@@ -302,8 +305,8 @@
 	if (ts_cbmem_table->base_time == 0)
 		ts_cbmem_table->base_time = ts_cache_table->base_time;
 
-	/* Seed the timestamp tick frequency in ramstage. */
-	if (ENV_RAMSTAGE)
+	/* Seed the timestamp tick frequency in ENV_PAYLOAD_LOADER. */
+	if (ENV_PAYLOAD_LOADER)
 		ts_cbmem_table->tick_freq_mhz = timestamp_tick_freq_mhz();
 
 	/* Cache no longer required. */
diff --git a/src/soc/intel/common/block/fast_spi/fast_spi.c b/src/soc/intel/common/block/fast_spi/fast_spi.c
index 58e7db7..e40b844 100644
--- a/src/soc/intel/common/block/fast_spi/fast_spi.c
+++ b/src/soc/intel/common/block/fast_spi/fast_spi.c
@@ -249,7 +249,7 @@
 	bios_size = ALIGN_UP(bios_size, alignment);
 	base = 4ULL*GiB - bios_size;
 
-	if (ENV_RAMSTAGE) {
+	if (ENV_PAYLOAD_LOADER) {
 		mtrr_use_temp_range(base, bios_size, type);
 	} else {
 		int mtrr = get_free_var_mtrr();
diff --git a/src/soc/intel/common/block/i2c/i2c.c b/src/soc/intel/common/block/i2c/i2c.c
index a99dfea..d551c51 100644
--- a/src/soc/intel/common/block/i2c/i2c.c
+++ b/src/soc/intel/common/block/i2c/i2c.c
@@ -47,7 +47,7 @@
 	return EARLY_I2C_BASE(bus);
 }
 
-#if !ENV_RAMSTAGE
+#if !ENV_PAYLOAD_LOADER
 static int lpss_i2c_early_init_bus(unsigned int bus)
 {
 	const struct dw_i2c_bus_config *config;
diff --git a/src/soc/intel/common/block/lpc/lpc_lib.c b/src/soc/intel/common/block/lpc/lpc_lib.c
index c67c435..b31c799 100644
--- a/src/soc/intel/common/block/lpc/lpc_lib.c
+++ b/src/soc/intel/common/block/lpc/lpc_lib.c
@@ -289,7 +289,7 @@
 	soc_get_gen_io_dec_range(dev, gen_io_dec);
 	lpc_set_gen_decode_range(gen_io_dec);
 	soc_setup_dmi_pcr_io_dec(gen_io_dec);
-	if (ENV_RAMSTAGE)
+	if (ENV_PAYLOAD_LOADER)
 		pch_lpc_interrupt_init();
 }