Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / phytec / pcm030 / README

diff --git a/qemu/roms/u-boot/board/phytec/pcm030/README b/qemu/roms/u-boot/board/phytec/pcm030/README
new file mode 100644 (file)
index 0000000..05faab6
--- /dev/null
+++ b/qemu/roms/u-boot/board/phytec/pcm030/README
@@ -0,0 +1,42 @@
+To build RAMBOOT, replace this section the main Makefile
+
+pcm030_config \
+pcm030_RAMBOOT_config \
+pcm030_LOWBOOT_config: unconfig
+       @ >include/config.h
+       @[ -z "$(findstring LOWBOOT_,$@)" ] || \
+               { echo "CONFIG_SYS_TEXT_BASE = 0xFF000000"      >board/phytec/pcm030/config.tmp ; \
+                 echo "... with LOWBOOT configuration" ; \
+               }
+       @[ -z "$(findstring RAMBOOT_,$@)" ] || \
+              { echo "CONFIG_SYS_TEXT_BASE = 0x00100000" >board/phycore_mpc5200b_tiny/\
+                       config.tmp ; \
+                echo "... with RAMBOOT configuration" ; \
+                echo "... remember to make sure that MBAR is already \
+                               switched to 0xF0000000 !!!" ; \
+              }
+       @$(MKCONFIG) -a pcm030 ppc mpc5xxx pcm030 phytec
+       @ echo "remember to set pcm030_REV to 0 for rev 1245.0 rev or to 1 for rev 1245.1"
+
+Alternative SDRAM settings:
+
+#define SDRAM_MODE     0x018D0000
+#define SDRAM_EMODE    0x40090000
+#define SDRAM_CONTROL  0x715f0f00
+#define SDRAM_CONFIG1  0x73722930
+#define SDRAM_CONFIG2  0x47770000
+
+/* Settings for XLB = 99 MHz */
+#define SDRAM_MODE     0x008D0000
+#define SDRAM_EMODE    0x40090000
+#define SDRAM_CONTROL  0x714b0f00
+#define SDRAM_CONFIG1  0x63611730
+#define SDRAM_CONFIG2  0x47670000
+
+The board ships default with the environment in EEPROM
+Moving the environment to flash can be more reliable
+
+#define CONFIG_ENV_IS_IN_FLASH 1
+#define CONFIG_ENV_ADDR                (CONFIG_SYS_FLASH_BASE + 0xfe0000)
+#define CONFIG_ENV_SIZE                0x20000
+#define CONFIG_ENV_SECT_SIZE   0x20000