[U-Boot] [PATCH] powerpc/86xx: display boot device and bank on the MPC8610 HPCD
Timur Tabi
timur at freescale.com
Thu Apr 28 20:41:20 CEST 2011
Signed-off-by: Timur Tabi <timur at freescale.com>
---
board/freescale/mpc8610hpcd/mpc8610hpcd.c | 25 +++++++++++++++++++++++--
1 files changed, 23 insertions(+), 2 deletions(-)
diff --git a/board/freescale/mpc8610hpcd/mpc8610hpcd.c b/board/freescale/mpc8610hpcd/mpc8610hpcd.c
index d7dd470..4e4b7c0 100644
--- a/board/freescale/mpc8610hpcd/mpc8610hpcd.c
+++ b/board/freescale/mpc8610hpcd/mpc8610hpcd.c
@@ -94,11 +94,32 @@ int checkboard(void)
volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm;
u8 *pixis_base = (u8 *)PIXIS_BASE;
- printf ("Board: MPC8610HPCD, System ID: 0x%02x, "
- "System Version: 0x%02x, FPGA Version: 0x%02x\n",
+ printf ("Board: MPC8610HPCD, Sys ID: 0x%02x, "
+ "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
in_8(pixis_base + PIXIS_PVER));
+ /*
+ * The MPC8610 HPCD workbook says that LBMAP=11 is the "normal" boot
+ * bank and LBMAP=00 is the alternate bank. However, the pixis
+ * altbank code can only set bits, not clear them, so we treat 00 as
+ * the normal bank and 11 as the alternate.
+ */
+ switch (in_8(pixis_base + PIXIS_VBOOT) & 0xC0) {
+ case 0:
+ puts("vBank: Standard\n");
+ break;
+ case 0x40:
+ puts("Promjet\n");
+ break;
+ case 0x80:
+ puts("NAND\n");
+ break;
+ case 0xC0:
+ puts("vBank: Alternate\n");
+ break;
+ }
+
mcm->abcr |= 0x00010000; /* 0 */
mcm->hpmr3 = 0x80000008; /* 4c */
mcm->hpmr0 = 0;
--
1.7.3.4
More information about the U-Boot
mailing list