X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fu-boot%2Fboard%2Fmosaixtech%2Ficon%2Finit.S;fp=qemu%2Froms%2Fu-boot%2Fboard%2Fmosaixtech%2Ficon%2Finit.S;h=c28a3a38a11c2dac446d22ffd9523a367a0b5bb0;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/roms/u-boot/board/mosaixtech/icon/init.S b/qemu/roms/u-boot/board/mosaixtech/icon/init.S
new file mode 100644
index 000000000..c28a3a38a
--- /dev/null
+++ b/qemu/roms/u-boot/board/mosaixtech/icon/init.S
@@ -0,0 +1,73 @@
+/*
+ * (C) Copyright 2009-2010
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <ppc_asm.tmpl>
+#include <config.h>
+#include <asm/mmu.h>
+#include <asm/ppc4xx.h>
+
+/*
+ * TLB TABLE
+ *
+ * This table is used by the cpu boot code to setup the initial tlb
+ * entries. Rather than make broad assumptions in the cpu source tree,
+ * this table lets each board set things up however they like.
+ *
+ *  Pointer to the table is returned in r1
+ *
+ */
+
+	.section .bootpg,"ax"
+
+	.globl tlbtab
+tlbtab:
+	tlbtab_start
+
+	/*
+	 * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to
+	 * use the speed up boot process. It is patched after relocation to
+	 * enable SA_I.
+	 */
+	tlbentry(CONFIG_SYS_BOOT_BASE_ADDR, SZ_16M, CONFIG_SYS_BOOT_BASE_ADDR,
+		 4, AC_RWX | SA_G) /* TLB 0 */
+
+	/*
+	 * TLB entries for SDRAM are not needed on this platform.
+	 * They are dynamically generated in the SPD DDR(2) detection
+	 * routine.
+	 */
+
+	tlbentry(CONFIG_SYS_ISRAM_BASE, SZ_256K, 0x00000000, 4,
+		 AC_RWX | SA_I)
+
+	tlbentry(CONFIG_SYS_PERIPHERAL_BASE, SZ_4K, 0xF0000000, 4,
+		 AC_RW | SA_IG)
+
+	tlbentry(CONFIG_SYS_ACE_BASE, SZ_1K,
+		 CONFIG_SYS_ACE_BASE_PHYS_L, CONFIG_SYS_ACE_BASE_PHYS_H,
+		 AC_RW | SA_IG)
+
+	tlbentry(CONFIG_SYS_PCI_BASE, SZ_256M, 0x00000000, 0xC,
+		 AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCI_MEMBASE, SZ_256M, 0x10000000, 0xC,
+		 AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xD,
+		 AC_RW | SA_IG)
+
+	tlbentry(CONFIG_SYS_PCIE0_CFGBASE, SZ_16M, 0x00000000, 0xD,
+		 AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE1_CFGBASE, SZ_16M, 0x20000000, 0xD,
+		 AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE2_CFGBASE, SZ_16M, 0x40000000, 0xD,
+		 AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE0_XCFGBASE, SZ_1K, 0x10000000, 0xD,
+		 AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE1_XCFGBASE, SZ_1K, 0x30000000, 0xD,
+		 AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE2_XCFGBASE, SZ_1K, 0x50000000, 0xD,
+		 AC_RW | SA_IG)
+	tlbtab_end