#include <device/device.h>
#include <soc/pci_devs.h>
#include <soc/reg_access.h>
#include <soc/romstage.h>

Include dependency graph for pcie.c:

Macros
#define	PCIEXP_PERST_MIN_ASSERT_US 100

#define	PCIEXP_DELAY_US_POST_CMNRESET_RESET 1

#define	PCIEXP_DELAY_US_WAIT_PLL_LOCK 80

#define	PCIEXP_DELAY_US_POST_SBI_RESET 20

#define	PCIEXP_DELAY_US_POST_PERST_DEASSERT 10

Functions
void	pcie_init (void)

Variables
const struct reg_script	pcie_init_script []

static const struct reg_script	pcie_bus_init_script []

Macro Definition Documentation

◆ PCIEXP_DELAY_US_POST_CMNRESET_RESET

#define PCIEXP_DELAY_US_POST_CMNRESET_RESET 1

Definition at line 12 of file pcie.c.

◆ PCIEXP_DELAY_US_POST_PERST_DEASSERT

#define PCIEXP_DELAY_US_POST_PERST_DEASSERT 10

Definition at line 21 of file pcie.c.

◆ PCIEXP_DELAY_US_POST_SBI_RESET

#define PCIEXP_DELAY_US_POST_SBI_RESET 20

Definition at line 18 of file pcie.c.

◆ PCIEXP_DELAY_US_WAIT_PLL_LOCK

#define PCIEXP_DELAY_US_WAIT_PLL_LOCK 80

Definition at line 15 of file pcie.c.

◆ PCIEXP_PERST_MIN_ASSERT_US

#define PCIEXP_PERST_MIN_ASSERT_US 100

Definition at line 9 of file pcie.c.

Function Documentation

◆ pcie_init()

void pcie_init ( void )

Definition at line 84 of file pcie.c.

References pcie_bus_init_script, pcie_init_script, PCIE_PORT0_BDF, PCIE_PORT1_BDF, reg_script_run(), and reg_script_run_on_dev().

Here is the call graph for this function:

Variable Documentation

◆ pcie_bus_init_script

const struct reg_script pcie_bus_init_script[]

static

Initial value:

= {
        
        REG_PCI_RMW8(R_QNC_PCIE_IOSFSBCTL, ~B_QNC_PCIE_IOSFSBCTL_SBIC_MASK,
                V_PCIE_ROOT_PORT_SBIC_VALUE),
        REG_PCI_READ8(R_QNC_PCIE_IOSFSBCTL),
 
        
        REG_PCI_OR32(R_QNC_PCIE_MPC2, B_QNC_PCIE_MPC2_IPF),
        REG_PCI_READ32(R_QNC_PCIE_MPC2),
 
        
        REG_PCI_RMW32(R_QNC_PCIE_CCFG, ~B_QNC_PCIE_CCFG_UPSD,
                (B_QNC_PCIE_CCFG_UNRS | B_QNC_PCIE_CCFG_UPRS)),
        REG_PCI_READ32(R_QNC_PCIE_CCFG),
        REG_SCRIPT_END
}

Definition at line 1 of file pcie.c.

Referenced by pcie_init().

◆ pcie_init_script

const struct reg_script pcie_init_script[]