Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / freescale / mpc8541cds / law.c

diff --git a/qemu/roms/u-boot/board/freescale/mpc8541cds/law.c b/qemu/roms/u-boot/board/freescale/mpc8541cds/law.c
new file mode 100644 (file)
index 0000000..39df3f1
--- /dev/null
+++ b/qemu/roms/u-boot/board/freescale/mpc8541cds/law.c
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2008 Freescale Semiconductor, Inc.
+ *
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/fsl_law.h>
+#include <asm/mmu.h>
+
+/*
+ * LAW(Local Access Window) configuration:
+ *
+ * 0x0000_0000     0x7fff_ffff     DDR                     2G
+ * 0x8000_0000     0x9fff_ffff     PCI1 MEM                512M
+ * 0xa000_0000     0xbfff_ffff     PCI2 MEM                512M
+ * 0xe000_0000     0xe000_ffff     CCSR                    1M
+ * 0xe200_0000     0xe20f_ffff     PCI1 IO                 1M
+ * 0xe210_0000     0xe21f_ffff     PCI2 IO                 1M
+ * 0xf000_0000     0xf7ff_ffff     SDRAM                   128M
+ * 0xf800_0000     0xf80f_ffff     NVRAM/CADMUS (*)        1M
+ * 0xff00_0000     0xff7f_ffff     FLASH (2nd bank)        8M
+ * 0xff80_0000     0xffff_ffff     FLASH (boot bank)       8M
+ *
+ * Notes:
+ *    CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
+ *    If flash is 8M at default position (last 8M), no LAW needed.
+ */
+
+struct law_entry law_table[] = {
+       SET_LAW(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
+       SET_LAW(CONFIG_SYS_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
+       SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI),
+       SET_LAW(CONFIG_SYS_PCI2_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI_2),
+       /* LBC window - maps 256M 0xf0000000 -> 0xffffffff */
+       SET_LAW(CONFIG_SYS_LBC_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
+};
+
+int num_law_entries = ARRAY_SIZE(law_table);