From ecc866f94eb094416df46451df09d2adad129f56 Mon Sep 17 00:00:00 2001 From: zbb Date: Thu, 8 Jun 2017 16:57:06 +0000 Subject: Add function to dump PCIE MBUS decoding windows and bars This commit allows to dump PCIE MBUS and bars configuration for Marvell platforms. Submitted by: Michal Mazur Obtained from: Semihalf Sponsored by: Netgate Differential revision: https://reviews.freebsd.org/D10908 (cherry picked from commit 3086783967281c5ed4f76508424074a7c1527ba6) --- sys/arm/mv/mv_common.c | 21 ++++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) (limited to 'sys/arm/mv') diff --git a/sys/arm/mv/mv_common.c b/sys/arm/mv/mv_common.c index 9265b38..7695c96 100644 --- a/sys/arm/mv/mv_common.c +++ b/sys/arm/mv/mv_common.c @@ -111,6 +111,7 @@ static void decode_win_idma_dump(u_long base); static void decode_win_xor_dump(u_long base); static void decode_win_ahci_dump(u_long base); static void decode_win_sdhci_dump(u_long); +static void decode_win_pcie_dump(u_long); static int fdt_get_ranges(const char *, void *, int, int *, int *); #ifdef SOC_MV_ARMADA38X @@ -160,7 +161,7 @@ static struct soc_node_spec soc_nodes[] = { { "mrvl,xor", &decode_win_xor_setup, &decode_win_xor_dump }, { "mrvl,idma", &decode_win_idma_setup, &decode_win_idma_dump }, { "mrvl,cesa", &decode_win_cesa_setup, &decode_win_cesa_dump }, - { "mrvl,pcie", &decode_win_pcie_setup, NULL }, + { "mrvl,pcie", &decode_win_pcie_setup, &decode_win_pcie_dump }, { NULL, NULL, NULL }, }; @@ -670,6 +671,8 @@ WIN_REG_BASE_IDX_WR(win_pcie, cr, MV_WIN_PCIE_CTRL); WIN_REG_BASE_IDX_WR(win_pcie, br, MV_WIN_PCIE_BASE); WIN_REG_BASE_IDX_WR(win_pcie, remap, MV_WIN_PCIE_REMAP); WIN_REG_BASE_IDX_RD(pcie_bar, br, MV_PCIE_BAR_BASE); +WIN_REG_BASE_IDX_RD(pcie_bar, brh, MV_PCIE_BAR_BASE_H); +WIN_REG_BASE_IDX_RD(pcie_bar, cr, MV_PCIE_BAR_CTRL); WIN_REG_BASE_IDX_WR(pcie_bar, br, MV_PCIE_BAR_BASE); WIN_REG_BASE_IDX_WR(pcie_bar, brh, MV_PCIE_BAR_BASE_H); WIN_REG_BASE_IDX_WR(pcie_bar, cr, MV_PCIE_BAR_CTRL); @@ -1450,6 +1453,22 @@ decode_win_eth_valid(void) /************************************************************************** * PCIE windows routines **************************************************************************/ +static void +decode_win_pcie_dump(u_long base) +{ + int i; + + printf("PCIE windows base 0x%08lx\n", base); + for (i = 0; i < MV_WIN_PCIE_MAX; i++) + printf("PCIE window#%d: cr 0x%08x br 0x%08x remap 0x%08x\n", + i, win_pcie_cr_read(base, i), + win_pcie_br_read(base, i), win_pcie_remap_read(base, i)); + + for (i = 0; i < MV_PCIE_BAR_MAX; i++) + printf("PCIE bar#%d: cr 0x%08x br 0x%08x brh 0x%08x\n", + i, pcie_bar_cr_read(base, i), + pcie_bar_br_read(base, i), pcie_bar_brh_read(base, i)); +} void decode_win_pcie_setup(u_long base) -- cgit v1.1