andrius
/
arm-trusted-firmware
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

juno: Initialise PCIe 

Signed-off-by: Jon Medhurst <tixy@linaro.org>
This commit is contained in:
Jon Medhurst 2014-02-04 12:13:14 +00:00 committed by Sandrine Bailleux
parent f91ec7dc0a
commit 96b8dd2b56
2 changed files with 14 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
plat/juno/bl1_plat_setup.c
View File

@ -174,6 +174,18 @@ static void init_tzc400(void)
);
}
#define PCIE_SECURE_REG 0x3000
#define PCIE_SEC_ACCESS_MASK ((1 << 0) | (1 << 1)) /* REG and MEM access bits */
static void init_pcie(void)
{
/*
* PCIE Root Complex Security settings to enable non-secure
* access to config registers.
*/
mmio_write_32(PCIE_CONTROL_BASE + PCIE_SECURE_REG, PCIE_SEC_ACCESS_MASK);
}
/*******************************************************************************
* Function which will perform any remaining platform-specific setup that can
@ -183,6 +195,7 @@ void bl1_platform_setup(void)
{
init_nic400();
init_tzc400();
init_pcie();
/* Initialise the IO layer and register platform IO devices */
io_setup();

1
plat/juno/platform.h
View File

@ -119,6 +119,7 @@
#define DEVICE1_BASE 0x40000000
#define DEVICE1_SIZE 0x40000000
#define SOC_NIC400_BASE 0x7fd00000
#define PCIE_CONTROL_BASE 0x7ff20000
#define DRAM_BASE 0x80000000
#define DRAM_SIZE 0x80000000