X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fmach-keystone%2Fcmd_mon.c;h=8142039040a78b72b570fb40bbe15553c9ea63a1;hb=a06a0ac36d5986ebcb189a92475ccacc37348cd3;hp=f9f58a37dfcd054a124c88dda265530e2ecf46c8;hpb=39a723452f430a7ef89b0ffa934b2d4312890076;p=u-boot

diff --git a/arch/arm/mach-keystone/cmd_mon.c b/arch/arm/mach-keystone/cmd_mon.c
index f9f58a37df..8142039040 100644
--- a/arch/arm/mach-keystone/cmd_mon.c
+++ b/arch/arm/mach-keystone/cmd_mon.c
@@ -1,95 +1,68 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * K2HK: secure kernel command file
  *
  * (C) Copyright 2012-2014
  *     Texas Instruments Incorporated, <www.ti.com>
- *
- * SPDX-License-Identifier:     GPL-2.0+
  */
 
 #include <common.h>
 #include <command.h>
+#include <image.h>
+#include <mach/mon.h>
 asm(".arch_extension sec\n\t");
 
-static int mon_install(u32 addr, u32 dpsc, u32 freq)
-{
-	int result;
-
-	__asm__ __volatile__ (
-		"stmfd r13!, {lr}\n"
-		"mov r0, %1\n"
-		"mov r1, %2\n"
-		"mov r2, %3\n"
-		"blx r0\n"
-		"ldmfd r13!, {lr}\n"
-		: "=&r" (result)
-		: "r" (addr), "r" (dpsc), "r" (freq)
-		: "cc", "r0", "r1", "r2", "memory");
-	return result;
-}
-
 static int do_mon_install(cmd_tbl_t *cmdtp, int flag, int argc,
 			  char * const argv[])
 {
-	u32 addr, dpsc_base = 0x1E80000, freq;
+	u32 addr, dpsc_base = 0x1E80000, freq, load_addr, size;
 	int     rcode = 0;
+	struct image_header *header;
+	u32 ecrypt_bm_addr = 0;
 
 	if (argc < 2)
 		return CMD_RET_USAGE;
 
-	freq = clk_get_rate(sys_clk0_6_clk);
+	freq = CONFIG_SYS_HZ_CLOCK;
 
 	addr = simple_strtoul(argv[1], NULL, 16);
 
-	rcode = mon_install(addr, dpsc_base, freq);
-	printf("## installed monitor, freq [%d], status %d\n",
-	       freq, rcode);
+	header = (struct image_header *)addr;
+
+	if (image_get_magic(header) != IH_MAGIC) {
+		printf("## Please update monitor image\n");
+		return -EFAULT;
+	}
+
+	load_addr = image_get_load(header);
+	size = image_get_data_size(header);
+	memcpy((void *)load_addr, (void *)(addr + sizeof(struct image_header)),
+	       size);
+
+	if (argc >=  3)
+		ecrypt_bm_addr = simple_strtoul(argv[2], NULL, 16);
+
+	rcode = mon_install(load_addr, dpsc_base, freq, ecrypt_bm_addr);
+	printf("## installed monitor @ 0x%x, freq [%d], status %d\n",
+	       load_addr, freq, rcode);
 
 	return 0;
 }
 
-U_BOOT_CMD(mon_install, 2, 0, do_mon_install,
+U_BOOT_CMD(mon_install, 3, 0, do_mon_install,
 	   "Install boot kernel at 'addr'",
 	   ""
 );
 
 static void core_spin(void)
 {
-	while (1)
-		; /* forever */;
-}
-
-int mon_power_on(int core_id, void *ep)
-{
-	int result;
-
-	asm volatile (
-		"stmfd  r13!, {lr}\n"
-		"mov r1, %1\n"
-		"mov r2, %2\n"
-		"mov r0, #0\n"
-		"smc	#0\n"
-		"ldmfd  r13!, {lr}\n"
-		: "=&r" (result)
-		: "r" (core_id), "r" (ep)
-		: "cc", "r0", "r1", "r2", "memory");
-	return  result;
-}
-
-int mon_power_off(int core_id)
-{
-	int result;
-
-	asm volatile (
-		"stmfd  r13!, {lr}\n"
-		"mov r1, %1\n"
-		"mov r0, #1\n"
-		"smc	#1\n"
-		"ldmfd  r13!, {lr}\n"
-		: "=&r" (result)
-		: "r" (core_id)
-		: "cc", "r0", "r1", "memory");
-	return  result;
+	while (1) {
+		asm volatile (
+			"dsb\n"
+			"isb\n"
+			"wfi\n"
+		);
+	}
 }
 
 int do_mon_power(cmd_tbl_t *cmdtp, int flag, int argc,