/*******************************************************************************
* Perform any BL3-1 early platform setup. Here is an opportunity to copy
* parameters passed by the calling EL (S-EL1 in BL2 & EL3 in BL1) before they
* are lost (potentially). This needs to be done before the MMU is initialized
* so that the memory layout can be used while creating page tables.
* BL2 has flushed this information to memory, so we are guaranteed to pick up
* good data.
******************************************************************************/
void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
u_register_t arg2, u_register_t arg3)
{
static console_16550_t console;
struct rockchip_bl31_params *arg_from_bl2 = (struct rockchip_bl31_params *) arg0;
void *plat_params_from_bl2 = (void *) arg1;
params_early_setup(plat_params_from_bl2);
#if COREBOOT
if (coreboot_serial.type)
console_16550_register(coreboot_serial.baseaddr,
coreboot_serial.input_hertz,
coreboot_serial.baud,
&console);
#else
console_16550_register(PLAT_RK_UART_BASE, PLAT_RK_UART_CLOCK,
PLAT_RK_UART_BAUDRATE, &console);
#endif
VERBOSE("bl31_setup\n");
/* Passing a NULL context is a critical programming error */
assert(arg_from_bl2);
assert(arg_from_bl2->h.type == PARAM_BL31);
assert(arg_from_bl2->h.version >= VERSION_1);
bl32_ep_info = *arg_from_bl2->bl32_ep_info;
bl33_ep_info = *arg_from_bl2->bl33_ep_info;
}
void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
u_register_t arg2, u_register_t arg3)
{
/* Initialize the debug console as soon as possible */
console_16550_register(SUNXI_UART0_BASE, SUNXI_UART0_CLK_IN_HZ,
SUNXI_UART0_BAUDRATE, &console);
#ifdef BL32_BASE
/* Populate entry point information for BL32 */
SET_PARAM_HEAD(&bl32_image_ep_info, PARAM_EP, VERSION_1, 0);
SET_SECURITY_STATE(bl32_image_ep_info.h.attr, SECURE);
bl32_image_ep_info.pc = BL32_BASE;
#endif
/* Populate entry point information for BL33 */
SET_PARAM_HEAD(&bl33_image_ep_info, PARAM_EP, VERSION_1, 0);
/*
* Tell BL31 where the non-trusted software image
* is located and the entry state information
*/
bl33_image_ep_info.pc = plat_get_ns_image_entrypoint();
bl33_image_ep_info.spsr = SPSR_64(MODE_EL2, MODE_SP_ELX,
DISABLE_ALL_EXCEPTIONS);
SET_SECURITY_STATE(bl33_image_ep_info.h.attr, NON_SECURE);
/* Turn off all secondary CPUs */
sunxi_disable_secondary_cpus(plat_my_core_pos());
}
void bl31_console_setup(void)
{
static console_16550_t console;
/* Initialize the console to provide early debug support */
console_16550_register(K3_USART_BASE, K3_USART_CLK_SPEED,
K3_USART_BAUD, &console);
}
