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Code Issues Releases Activity

ldr/bl: manage arbiter

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CTCaer 2024-05-19 10:12:18 +03:00
parent 985c513770
commit 1214ab0e02
2 changed files with 10 additions and 1 deletions
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3
bootloader/hos/hos.c
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@ -1173,6 +1173,9 @@ int hos_launch(ini_sec_t *cfg)
CLOCK(CLK_RST_CONTROLLER_RST_DEV_L_SET) = BIT(CLK_L_USBD);
CLOCK(CLK_RST_CONTROLLER_RST_DEV_H_SET) = BIT(CLK_H_AHBDMA) | BIT(CLK_H_APBDMA) | BIT(CLK_H_USB2);
// Reset arbiter.
hw_config_arbiter(true);
// Scale down RAM OC if enabled.
minerva_prep_boot_freq();

8
loader/loader.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2019 CTCaer
* Copyright (c) 2019-2024 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@ -67,6 +67,12 @@ void loader_main()
CLOCK(CLK_RST_CONTROLLER_CLK_SYSTEM_RATE) = 2; // Set HCLK div to 1 and PCLK div to 3.
CLOCK(CLK_RST_CONTROLLER_SCLK_BURST_POLICY) = 0x20003333; // Set SCLK to PLLP_OUT (408MHz).
// Set arbiter.
ARB_PRI(ARB_PRIO_CPU_PRIORITY) = 0x12412D1;
ARB_PRI(ARB_PRIO_COP_PRIORITY) = 0x0000000;
ARB_PRI(ARB_PRIO_VCP_PRIORITY) = 0x220244A;
ARB_PRI(ARB_PRIO_DMA_PRIORITY) = 0x320369B;
// Get Payload size.
u32 payload_size = sizeof(payload_00) + sizeof(payload_01); // Actual payload size.
payload_size += (u32)payload_01 - (u32)payload_00 - sizeof(payload_00); // Add compiler alignment.