[U-Boot] [PATCH v2 09/10] sparc: Update GRSIM board with memory settings for TSIM

[Francois Retief]

Update the GRSIM board with the memory settings for the evaluation
version of TSIM.

We only have access to this version of TSIM for testing.

Signed-off-by: Francois Retief <fgretief at spaceteq.co.za>
---

Changes in v2:
 - Update GRSIM memory settings for evaluation version of TSIM

 include/configs/grsim.h | 57 ++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 45 insertions(+), 12 deletions(-)

diff --git a/include/configs/grsim.h b/include/configs/grsim.h
index 5a727f2..3b70983 100644
--- a/include/configs/grsim.h
+++ b/include/configs/grsim.h
@@ -21,9 +21,13 @@
  *
  * Select between TSIM or GRSIM by setting CONFIG_GRSIM or CONFIG_TSIM to 1.
  *
- * TSIM command
- *  tsim-leon3 -sdram 0 -ram 32000 -rom 8192 -mmu
+ * TSIM command:
+ * $ tsim-leon3 -sdram 32768 -ram 4096 -rom 2048 -mmu -cas
  *
+ * In the evaluation version of TSIM, the -sdram/-ram/-rom arguments are
+ * hard-coded to these values and need not be specified. (see below)
+ *
+ * Get TSIM from http://www.gaisler.com/index.php/downloads/simulators
  */

 #define CONFIG_GRSIM           0       /* ... not running on GRSIM */
@@ -199,18 +203,18 @@
 /*
  * Memory map
  */
-#define CONFIG_SYS_SDRAM_BASE          0x40000000
-#define CONFIG_SYS_SDRAM_SIZE          0x02000000
-#define CONFIG_SYS_SDRAM_END           (CONFIG_SYS_SDRAM_BASE+CONFIG_SYS_SDRAM_SIZE)
+#define CONFIG_SYS_SDRAM_BASE          0x60000000
+#define CONFIG_SYS_SDRAM_SIZE          0x02000000 /* 32MiB SDRAM */
+#define CONFIG_SYS_SDRAM_END           (CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_SDRAM_SIZE)

-/* no SRAM available */
-#undef CONFIG_SYS_SRAM_BASE
-#undef CONFIG_SYS_SRAM_SIZE
+#define CONFIG_SYS_SRAM_BASE           0x40000000
+#define CONFIG_SYS_SRAM_SIZE           0x00400000 /* 4MiB SRAM */
+#define CONFIG_SYS_SRAM_END            (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE)

 /* Always Run U-Boot from SDRAM */
-#define CONFIG_SYS_RAM_BASE CONFIG_SYS_SDRAM_BASE
-#define CONFIG_SYS_RAM_SIZE CONFIG_SYS_SDRAM_SIZE
-#define CONFIG_SYS_RAM_END CONFIG_SYS_SDRAM_END
+#define CONFIG_SYS_RAM_BASE            CONFIG_SYS_SDRAM_BASE
+#define CONFIG_SYS_RAM_SIZE            CONFIG_SYS_SDRAM_SIZE
+#define CONFIG_SYS_RAM_END             CONFIG_SYS_SDRAM_END

 #define CONFIG_SYS_GBL_DATA_OFFSET     (CONFIG_SYS_RAM_END - GENERATED_GBL_DATA_SIZE)

@@ -239,6 +243,7 @@
 /* make un relocated address from relocated address */
 #define UN_RELOC(address) (address-(CONFIG_SYS_RELOC_MONITOR_BASE-CONFIG_SYS_TEXT_BASE))

+#ifdef CONFIG_CMD_NET
 /*
  * Ethernet configuration
  */
@@ -260,6 +265,8 @@
 /* #define CONFIG_GRETH_10MBIT 1 */
 #define CONFIG_PHY_ADDR                0x00

+#endif /* CONFIG_CMD_NET */
+
 /*
  * Miscellaneous configurable options
  */
@@ -281,13 +288,14 @@
 /***** Gaisler GRLIB IP-Cores Config ********/

 #define CONFIG_SYS_GRLIB_SDRAM     0
+
 #define CONFIG_SYS_GRLIB_MEMCFG1   (0x000000ff | (1<<11))
 #if CONFIG_GRSIM
 /* GRSIM configuration */
 #define CONFIG_SYS_GRLIB_MEMCFG2   0x82206000
 #else
 /* TSIM configuration */
-#define CONFIG_SYS_GRLIB_MEMCFG2   0x00001820
+#define CONFIG_SYS_GRLIB_MEMCFG2   0x81805220
 #endif
 #define CONFIG_SYS_GRLIB_MEMCFG3   0x00136000

@@ -310,4 +318,29 @@

 #define CONFIG_IDENT_STRING " Gaisler GRSIM"

+/* TSIM command:
+ * $ ./tsim-leon3 -mmu -cas
+ *
+ *  This TSIM evaluation version will expire 2015-04-02
+ *
+ *
+ *  TSIM/LEON3 SPARC simulator, version 2.0.35 (evaluation version)
+ *
+ *  Copyright (C) 2014, Aeroflex Gaisler - all rights reserved.
+ *  This software may only be used with a valid license.
+ *  For latest updates, go to http://www.gaisler.com/
+ *  Comments or bug-reports to support at gaisler.com
+ *
+ * serial port A on stdin/stdout
+ * allocated 4096 K SRAM memory, in 1 bank
+ * allocated 32 M SDRAM memory, in 1 bank
+ * allocated 2048 K ROM memory
+ * icache: 1 * 4 kbytes, 16 bytes/line (4 kbytes total)
+ * dcache: 1 * 4 kbytes, 16 bytes/line (4 kbytes total)
+ * tsim> leon
+ * 0x80000000   Memory configuration register 1   0x000002ff
+ * 0x80000004   Memory configuration register 2   0x81805220
+ * 0x80000008   Memory configuration register 3   0x00000000
+ */
+
 #endif                         /* __CONFIG_H */
--
1.9.3


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