mirror of
https://github.com/CTCaer/hekate
synced 2024-12-22 03:11:16 +00:00
irq: Add Legacy Interrupt Controller driver
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4 changed files with 970 additions and 0 deletions
263
bootloader/soc/irq.c
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263
bootloader/soc/irq.c
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/*
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* BPMP-Lite IRQ driver for Tegra X1
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*
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* Copyright (c) 2019 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include "irq.h"
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#include "t210.h"
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#include "../gfx/gfx.h"
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#include "../mem/heap.h"
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//#define DPRINTF(...) gfx_printf(__VA_ARGS__)
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#define DPRINTF(...)
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extern void irq_disable();
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extern void irq_enable_cpu_irq_exceptions();
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extern void irq_disable_cpu_irq_exceptions();
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typedef struct _irq_ctxt_t
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{
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u32 irq;
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int (*handler)(u32 irq, void *data);
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void *data;
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u32 flags;
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} irq_ctxt_t;
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bool irq_init_done = false;
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irq_ctxt_t irqs[IRQ_MAX_HANDLERS];
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static void _irq_enable_source(u32 irq)
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{
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u32 ctrl_idx = irq >> 5;
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u32 bit = irq % 32;
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// Set as normal IRQ.
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ICTLR(ctrl_idx, PRI_ICTLR_COP_IEP_CLASS) &= ~(1 << bit);
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// Enable IRQ source.
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ICTLR(ctrl_idx, PRI_ICTLR_COP_IER_SET) = 1 << bit;
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}
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static void _irq_disable_source(u32 irq)
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{
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u32 ctrl_idx = irq >> 5;
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u32 bit = irq % 32;
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// Disable IRQ source.
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ICTLR(ctrl_idx, PRI_ICTLR_COP_IER_CLR) = 1 << bit;
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}
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static void _irq_disable_and_ack_all()
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{
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// Disable and ack all IRQ sources.
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for (u32 ctrl_idx = 0; ctrl_idx < 6; ctrl_idx++)
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{
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u32 enabled_irqs = ICTLR(ctrl_idx, PRI_ICTLR_COP_IER);
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ICTLR(ctrl_idx, PRI_ICTLR_COP_IER_CLR) = enabled_irqs;
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ICTLR(ctrl_idx, PRI_ICTLR_FIR_CLR) = enabled_irqs;
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}
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}
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static void _irq_ack_source(u32 irq)
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{
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u32 ctrl_idx = irq >> 5;
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u32 bit = irq % 32;
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// Force stop the interrupt as it's serviced here.
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ICTLR(ctrl_idx, PRI_ICTLR_FIR_CLR) = 1 << bit;
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}
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void irq_free(u32 irq)
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{
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for (u32 idx = 0; idx < IRQ_MAX_HANDLERS; idx++)
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{
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if (irqs[idx].irq == irq && irqs[idx].handler)
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{
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irqs[idx].irq = 0;
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irqs[idx].handler = NULL;
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irqs[idx].data = NULL;
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irqs[idx].flags = 0;
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_irq_disable_source(irq);
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}
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}
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}
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static void _irq_free_all()
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{
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for (u32 idx = 0; idx < IRQ_MAX_HANDLERS; idx++)
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{
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if (irqs[idx].handler)
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{
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_irq_disable_source(irqs[idx].irq);
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irqs[idx].irq = 0;
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irqs[idx].handler = NULL;
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irqs[idx].data = NULL;
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irqs[idx].flags = 0;
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}
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}
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}
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static irq_status_t _irq_handle_source(u32 irq)
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{
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int status = IRQ_NONE;
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_irq_disable_source(irq);
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_irq_ack_source(irq);
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u32 idx;
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for (idx = 0; idx < IRQ_MAX_HANDLERS; idx++)
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{
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if (irqs[idx].irq == irq)
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{
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status = irqs[idx].handler(irqs[idx].irq, irqs[idx].data);
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if (status == IRQ_HANDLED)
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break;
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}
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}
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if (irqs[idx].flags & IRQ_FLAG_ONE_OFF)
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irq_free(irq);
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else
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_irq_enable_source(irq);
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return status;
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}
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void irq_handler()
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{
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// Get IRQ source.
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u32 irq = EXCP_VEC(EVP_COP_IRQ_STS) & 0xFF;
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if (!irq_init_done)
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{
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_irq_ack_source(irq);
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return;
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}
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DPRINTF("IRQ: %d\n", irq);
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int err = _irq_handle_source(irq);
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//TODO: disable if unhandhled.
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if (err == IRQ_NONE)
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gfx_printf("Unhandled IRQ: %d\n", irq);
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}
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static void _irq_init()
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{
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_irq_disable_and_ack_all();
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memset(irqs, 0, sizeof(irq_ctxt_t) * IRQ_MAX_HANDLERS);
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irq_init_done = true;
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}
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void irq_end()
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{
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_irq_free_all();
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irq_disable_cpu_irq_exceptions();
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irq_init_done = false;
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}
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void irq_wait_event(u32 irq)
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{
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irq_disable_cpu_irq_exceptions();
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_irq_enable_source(irq);
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// Halt BPMP and wait for the IRQ. No need to use WAIT_EVENT + LIC_IRQ when BPMP serves the IRQ.
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FLOW_CTLR(FLOW_CTLR_HALT_COP_EVENTS) = HALT_COP_STOP_UNTIL_IRQ;
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_irq_disable_source(irq);
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_irq_ack_source(irq);
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irq_enable_cpu_irq_exceptions();
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}
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void irq_disable_wait_event()
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{
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irq_enable_cpu_irq_exceptions();
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}
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irq_status_t irq_request(u32 irq, irq_handler_t handler, void *data, irq_flags_t flags)
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{
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if (!irq_init_done)
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_irq_init();
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for (u32 idx = 0; idx < IRQ_MAX_HANDLERS; idx++)
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{
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if (irqs[idx].handler == NULL ||
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(irqs[idx].irq == irq && irqs[idx].flags & IRQ_FLAG_REPLACEABLE))
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{
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DPRINTF("Registered handler, IRQ: %d, Slot: %d\n", irq, idx);
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DPRINTF("Handler: %08p, Flags: %x\n", (u32)handler, flags);
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irqs[idx].irq = irq;
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irqs[idx].handler = handler;
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irqs[idx].data = data;
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irqs[idx].flags = flags;
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_irq_enable_source(irq);
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return IRQ_ENABLED;
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}
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else if (irqs[idx].irq == irq)
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return IRQ_ALREADY_REGISTERED;
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}
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return IRQ_NO_SLOTS_AVAILABLE;
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}
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void __attribute__ ((target("arm"))) fiq_setup()
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{
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/*
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asm volatile("mrs r12, cpsr\n\t"
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"bic r12, r12, #0x1F\n\t"
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"orr r12, r12, #0x11\n\t"
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"msr cpsr_c, r12\n\t");
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register volatile char *text asm ("r8");
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register volatile char *uart_tx asm ("r9");
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register int len asm ("r10");
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len = 5;
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uart_tx = (char *)0x70006040;
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memcpy((char *)text, "FIQ\r\n", len);
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*uart_tx = 0;
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asm volatile("mrs r12, cpsr\n"
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"orr r12, r12, #0x1F\n"
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"msr cpsr_c, r12");
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*/
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}
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void __attribute__ ((target("arm"), interrupt ("FIQ"))) fiq_handler()
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{
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/*
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register volatile char *text asm ("r8");
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register volatile char *uart_tx asm ("r9");
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register int len asm ("r10");
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while (len)
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{
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*uart_tx = *text++;
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len--;
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}
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*/
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}
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222
bootloader/soc/irq.h
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222
bootloader/soc/irq.h
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/*
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* BPMP-Lite IRQ driver for Tegra X1
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*
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* Copyright (c) 2019 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef IRQ_H
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#define IRQ_H
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#include "../utils/types.h"
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#define IRQ_MAX_HANDLERS 16
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/* Primary interrupt controller ids */
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#define IRQ_TMR1 0
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#define IRQ_TMR2 1
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#define IRQ_RTC 2
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#define IRQ_CEC 3
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#define IRQ_SHR_SEM_INBOX_FULL 4
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#define IRQ_SHR_SEM_INBOX_EMPTY 5
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#define IRQ_SHR_SEM_OUTBOX_FULL 6
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#define IRQ_SHR_SEM_OUTBOX_EMPTY 7
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#define IRQ_NVJPEG 8
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#define IRQ_NVDEC 9
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#define IRQ_QUAD_SPI 10
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#define IRQ_DPAUX_INT1 11
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#define IRQ_SATA_RX_STAT 13
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#define IRQ_SDMMC1 14
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#define IRQ_SDMMC2 15
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#define IRQ_VGPIO_INT 16
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#define IRQ_VII2C_INT 17
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#define IRQ_SDMMC3 19
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#define IRQ_USB 20
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#define IRQ_USB2 21
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#define IRQ_SATA_CTL 23
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#define IRQ_PMC_INT 24
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#define IRQ_FC_INT 25
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#define IRQ_APB_DMA_CPU 26
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#define IRQ_ARB_SEM_GNT_COP 28
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#define IRQ_ARB_SEM_GNT_CPU 29
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#define IRQ_SDMMC4 31
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/* Secondary interrupt controller ids */
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#define IRQ_GPIO1 32
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#define IRQ_GPIO2 33
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#define IRQ_GPIO3 34
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#define IRQ_GPIO4 35
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#define IRQ_UARTA 36
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#define IRQ_UARTB 37
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#define IRQ_I2C 38
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#define IRQ_USB3_HOST_INT 39
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#define IRQ_USB3_HOST_SMI 40
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#define IRQ_TMR3 41
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#define IRQ_TMR4 42
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#define IRQ_USB3_HOST_PME 43
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#define IRQ_USB3_DEV_HOST 44
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#define IRQ_ACTMON 45
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#define IRQ_UARTC 46
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#define IRQ_THERMAL 48
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#define IRQ_XUSB_PADCTL 49
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#define IRQ_TSEC 50
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#define IRQ_EDP 51
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#define IRQ_I2C5 53
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#define IRQ_GPIO5 55
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#define IRQ_USB3_DEV_SMI 56
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#define IRQ_USB3_DEV_PME 57
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#define IRQ_SE 58
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#define IRQ_SPI1 59
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#define IRQ_APB_DMA_COP 60
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#define IRQ_CLDVFS 62
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#define IRQ_I2C6 63
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/* Tertiary interrupt controller ids */
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#define IRQ_HOST1X_SYNCPT_COP 64
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#define IRQ_HOST1X_SYNCPT_CPU 65
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#define IRQ_HOST1X_GEN_COP 66
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#define IRQ_HOST1X_GEN_CPU 67
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#define IRQ_NVENC 68
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#define IRQ_VI 69
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#define IRQ_ISPB 70
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#define IRQ_ISP 71
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#define IRQ_VIC 72
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#define IRQ_DISPLAY 73
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#define IRQ_DISPLAYB 74
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#define IRQ_SOR1 75
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#define IRQ_SOR 76
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#define IRQ_MC 77
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#define IRQ_EMC 78
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#define IRQ_TSECB 80
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#define IRQ_HDA 81
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#define IRQ_SPI2 82
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#define IRQ_SPI3 83
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#define IRQ_I2C2 84
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#define IRQ_PMU_EXT 86
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#define IRQ_GPIO6 87
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#define IRQ_GPIO7 89
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#define IRQ_UARTD 90
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#define IRQ_I2C3 92
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#define IRQ_SPI4 93
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/* Quaternary interrupt controller ids */
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#define IRQ_DTV 96
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#define IRQ_PCIE_INT 98
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#define IRQ_PCIE_MSI 99
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#define IRQ_AVP_CACHE 101
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#define IRQ_APE_INT1 102
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#define IRQ_APE_INT0 103
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#define IRQ_APB_DMA_CH0 104
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#define IRQ_APB_DMA_CH1 105
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#define IRQ_APB_DMA_CH2 106
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#define IRQ_APB_DMA_CH3 107
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#define IRQ_APB_DMA_CH4 108
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#define IRQ_APB_DMA_CH5 109
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#define IRQ_APB_DMA_CH6 110
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#define IRQ_APB_DMA_CH7 111
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#define IRQ_APB_DMA_CH8 112
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#define IRQ_APB_DMA_CH9 113
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#define IRQ_APB_DMA_CH10 114
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#define IRQ_APB_DMA_CH11 115
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#define IRQ_APB_DMA_CH12 116
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#define IRQ_APB_DMA_CH13 117
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#define IRQ_APB_DMA_CH14 118
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#define IRQ_APB_DMA_CH15 119
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#define IRQ_I2C4 120
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#define IRQ_TMR5 121
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#define IRQ_WDT_CPU 123
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#define IRQ_WDT_AVP 124
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#define IRQ_GPIO8 125
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#define IRQ_CAR 126
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/* Quinary interrupt controller ids */
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#define IRQ_APB_DMA_CH16 128
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#define IRQ_APB_DMA_CH17 129
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#define IRQ_APB_DMA_CH18 130
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#define IRQ_APB_DMA_CH19 131
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#define IRQ_APB_DMA_CH20 132
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#define IRQ_APB_DMA_CH21 133
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#define IRQ_APB_DMA_CH22 134
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#define IRQ_APB_DMA_CH23 135
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#define IRQ_APB_DMA_CH24 136
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#define IRQ_APB_DMA_CH25 137
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#define IRQ_APB_DMA_CH26 138
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#define IRQ_APB_DMA_CH27 139
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#define IRQ_APB_DMA_CH28 140
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#define IRQ_APB_DMA_CH29 141
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#define IRQ_APB_DMA_CH30 142
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#define IRQ_APB_DMA_CH31 143
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#define IRQ_CPU0_PMU_INTR 144
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#define IRQ_CPU1_PMU_INTR 145
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#define IRQ_CPU2_PMU_INTR 146
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#define IRQ_CPU3_PMU_INTR 147
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#define IRQ_SDMMC1_SYS 148
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#define IRQ_SDMMC2_SYS 149
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#define IRQ_SDMMC3_SYS 150
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#define IRQ_SDMMC4_SYS 151
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#define IRQ_TMR6 152
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#define IRQ_TMR7 153
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#define IRQ_TMR8 154
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#define IRQ_TMR9 155
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#define IRQ_TMR0 156
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#define IRQ_GPU_STALL 157
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#define IRQ_GPU_NONSTALL 158
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#define IRQ_DPAUX 159
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/* Senary interrupt controller ids */
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#define IRQ_MPCORE_AXIERRIRQ 160
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#define IRQ_MPCORE_INTERRIRQ 161
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#define IRQ_EVENT_GPIO_A 162
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#define IRQ_EVENT_GPIO_B 163
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#define IRQ_EVENT_GPIO_C 164
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#define IRQ_FLOW_RSM_CPU 168
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#define IRQ_FLOW_RSM_COP 169
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#define IRQ_TMR_SHARED 170
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#define IRQ_MPCORE_CTIIRQ0 171
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#define IRQ_MPCORE_CTIIRQ1 172
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#define IRQ_MPCORE_CTIIRQ2 173
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#define IRQ_MPCORE_CTIIRQ3 174
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#define IRQ_MSELECT_ERROR 175
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#define IRQ_TMR10 176
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#define IRQ_TMR11 177
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#define IRQ_TMR12 178
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#define IRQ_TMR13 179
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typedef int (*irq_handler_t)(u32 irq, void *data);
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typedef enum _irq_status_t
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{
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IRQ_NONE = 0,
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IRQ_HANDLED = 1,
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IRQ_ERROR = 2,
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|
||||
IRQ_ENABLED = 0,
|
||||
IRQ_NO_SLOTS_AVAILABLE = 1,
|
||||
IRQ_ALREADY_REGISTERED = 2
|
||||
} irq_status_t;
|
||||
|
||||
typedef enum _irq_flags_t
|
||||
{
|
||||
IRQ_FLAG_NONE = 0,
|
||||
IRQ_FLAG_ONE_OFF = (1 << 0),
|
||||
IRQ_FLAG_REPLACEABLE = (1 << 1)
|
||||
} irq_flags_t;
|
||||
|
||||
void irq_end();
|
||||
void irq_free(u32 irq);
|
||||
void irq_wait_event();
|
||||
void irq_disable_wait_event();
|
||||
irq_status_t irq_request(u32 irq, irq_handler_t handler, void *data, irq_flags_t flags);
|
||||
|
||||
#endif
|
263
nyx/nyx_gui/soc/irq.c
Normal file
263
nyx/nyx_gui/soc/irq.c
Normal file
|
@ -0,0 +1,263 @@
|
|||
/*
|
||||
* BPMP-Lite IRQ driver for Tegra X1
|
||||
*
|
||||
* Copyright (c) 2019 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,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <string.h>
|
||||
|
||||
#include "irq.h"
|
||||
#include "t210.h"
|
||||
#include "../gfx/gfx.h"
|
||||
#include "../mem/heap.h"
|
||||
|
||||
//#define DPRINTF(...) gfx_printf(__VA_ARGS__)
|
||||
#define DPRINTF(...)
|
||||
|
||||
extern void irq_disable();
|
||||
extern void irq_enable_cpu_irq_exceptions();
|
||||
extern void irq_disable_cpu_irq_exceptions();
|
||||
|
||||
typedef struct _irq_ctxt_t
|
||||
{
|
||||
u32 irq;
|
||||
int (*handler)(u32 irq, void *data);
|
||||
void *data;
|
||||
u32 flags;
|
||||
} irq_ctxt_t;
|
||||
|
||||
bool irq_init_done = false;
|
||||
irq_ctxt_t irqs[IRQ_MAX_HANDLERS];
|
||||
|
||||
static void _irq_enable_source(u32 irq)
|
||||
{
|
||||
u32 ctrl_idx = irq >> 5;
|
||||
u32 bit = irq % 32;
|
||||
|
||||
// Set as normal IRQ.
|
||||
ICTLR(ctrl_idx, PRI_ICTLR_COP_IEP_CLASS) &= ~(1 << bit);
|
||||
|
||||
// Enable IRQ source.
|
||||
ICTLR(ctrl_idx, PRI_ICTLR_COP_IER_SET) = 1 << bit;
|
||||
}
|
||||
|
||||
static void _irq_disable_source(u32 irq)
|
||||
{
|
||||
u32 ctrl_idx = irq >> 5;
|
||||
u32 bit = irq % 32;
|
||||
|
||||
// Disable IRQ source.
|
||||
ICTLR(ctrl_idx, PRI_ICTLR_COP_IER_CLR) = 1 << bit;
|
||||
}
|
||||
|
||||
static void _irq_disable_and_ack_all()
|
||||
{
|
||||
// Disable and ack all IRQ sources.
|
||||
for (u32 ctrl_idx = 0; ctrl_idx < 6; ctrl_idx++)
|
||||
{
|
||||
u32 enabled_irqs = ICTLR(ctrl_idx, PRI_ICTLR_COP_IER);
|
||||
ICTLR(ctrl_idx, PRI_ICTLR_COP_IER_CLR) = enabled_irqs;
|
||||
ICTLR(ctrl_idx, PRI_ICTLR_FIR_CLR) = enabled_irqs;
|
||||
}
|
||||
}
|
||||
|
||||
static void _irq_ack_source(u32 irq)
|
||||
{
|
||||
u32 ctrl_idx = irq >> 5;
|
||||
u32 bit = irq % 32;
|
||||
|
||||
// Force stop the interrupt as it's serviced here.
|
||||
ICTLR(ctrl_idx, PRI_ICTLR_FIR_CLR) = 1 << bit;
|
||||
}
|
||||
|
||||
void irq_free(u32 irq)
|
||||
{
|
||||
for (u32 idx = 0; idx < IRQ_MAX_HANDLERS; idx++)
|
||||
{
|
||||
if (irqs[idx].irq == irq && irqs[idx].handler)
|
||||
{
|
||||
irqs[idx].irq = 0;
|
||||
irqs[idx].handler = NULL;
|
||||
irqs[idx].data = NULL;
|
||||
irqs[idx].flags = 0;
|
||||
|
||||
_irq_disable_source(irq);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void _irq_free_all()
|
||||
{
|
||||
for (u32 idx = 0; idx < IRQ_MAX_HANDLERS; idx++)
|
||||
{
|
||||
if (irqs[idx].handler)
|
||||
{
|
||||
_irq_disable_source(irqs[idx].irq);
|
||||
|
||||
irqs[idx].irq = 0;
|
||||
irqs[idx].handler = NULL;
|
||||
irqs[idx].data = NULL;
|
||||
irqs[idx].flags = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static irq_status_t _irq_handle_source(u32 irq)
|
||||
{
|
||||
int status = IRQ_NONE;
|
||||
|
||||
_irq_disable_source(irq);
|
||||
_irq_ack_source(irq);
|
||||
|
||||
u32 idx;
|
||||
for (idx = 0; idx < IRQ_MAX_HANDLERS; idx++)
|
||||
{
|
||||
if (irqs[idx].irq == irq)
|
||||
{
|
||||
status = irqs[idx].handler(irqs[idx].irq, irqs[idx].data);
|
||||
|
||||
if (status == IRQ_HANDLED)
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (irqs[idx].flags & IRQ_FLAG_ONE_OFF)
|
||||
irq_free(irq);
|
||||
else
|
||||
_irq_enable_source(irq);
|
||||
|
||||
return status;
|
||||
}
|
||||
|
||||
void irq_handler()
|
||||
{
|
||||
// Get IRQ source.
|
||||
u32 irq = EXCP_VEC(EVP_COP_IRQ_STS) & 0xFF;
|
||||
|
||||
if (!irq_init_done)
|
||||
{
|
||||
_irq_ack_source(irq);
|
||||
return;
|
||||
}
|
||||
|
||||
DPRINTF("IRQ: %d\n", irq);
|
||||
|
||||
int err = _irq_handle_source(irq);
|
||||
|
||||
//TODO: disable if unhandhled.
|
||||
if (err == IRQ_NONE)
|
||||
gfx_printf("Unhandled IRQ: %d\n", irq);
|
||||
}
|
||||
|
||||
static void _irq_init()
|
||||
{
|
||||
_irq_disable_and_ack_all();
|
||||
memset(irqs, 0, sizeof(irq_ctxt_t) * IRQ_MAX_HANDLERS);
|
||||
irq_init_done = true;
|
||||
}
|
||||
|
||||
void irq_end()
|
||||
{
|
||||
_irq_free_all();
|
||||
irq_disable_cpu_irq_exceptions();
|
||||
irq_init_done = false;
|
||||
}
|
||||
|
||||
void irq_wait_event(u32 irq)
|
||||
{
|
||||
irq_disable_cpu_irq_exceptions();
|
||||
|
||||
_irq_enable_source(irq);
|
||||
|
||||
// Halt BPMP and wait for the IRQ. No need to use WAIT_EVENT + LIC_IRQ when BPMP serves the IRQ.
|
||||
FLOW_CTLR(FLOW_CTLR_HALT_COP_EVENTS) = HALT_COP_STOP_UNTIL_IRQ;
|
||||
|
||||
_irq_disable_source(irq);
|
||||
_irq_ack_source(irq);
|
||||
|
||||
irq_enable_cpu_irq_exceptions();
|
||||
}
|
||||
|
||||
void irq_disable_wait_event()
|
||||
{
|
||||
irq_enable_cpu_irq_exceptions();
|
||||
}
|
||||
|
||||
irq_status_t irq_request(u32 irq, irq_handler_t handler, void *data, irq_flags_t flags)
|
||||
{
|
||||
if (!irq_init_done)
|
||||
_irq_init();
|
||||
|
||||
for (u32 idx = 0; idx < IRQ_MAX_HANDLERS; idx++)
|
||||
{
|
||||
if (irqs[idx].handler == NULL ||
|
||||
(irqs[idx].irq == irq && irqs[idx].flags & IRQ_FLAG_REPLACEABLE))
|
||||
{
|
||||
DPRINTF("Registered handler, IRQ: %d, Slot: %d\n", irq, idx);
|
||||
DPRINTF("Handler: %08p, Flags: %x\n", (u32)handler, flags);
|
||||
|
||||
irqs[idx].irq = irq;
|
||||
irqs[idx].handler = handler;
|
||||
irqs[idx].data = data;
|
||||
irqs[idx].flags = flags;
|
||||
|
||||
_irq_enable_source(irq);
|
||||
|
||||
return IRQ_ENABLED;
|
||||
}
|
||||
else if (irqs[idx].irq == irq)
|
||||
return IRQ_ALREADY_REGISTERED;
|
||||
}
|
||||
|
||||
return IRQ_NO_SLOTS_AVAILABLE;
|
||||
}
|
||||
|
||||
void __attribute__ ((target("arm"))) fiq_setup()
|
||||
{
|
||||
/*
|
||||
asm volatile("mrs r12, cpsr\n\t"
|
||||
"bic r12, r12, #0x1F\n\t"
|
||||
"orr r12, r12, #0x11\n\t"
|
||||
"msr cpsr_c, r12\n\t");
|
||||
|
||||
register volatile char *text asm ("r8");
|
||||
register volatile char *uart_tx asm ("r9");
|
||||
register int len asm ("r10");
|
||||
|
||||
len = 5;
|
||||
uart_tx = (char *)0x70006040;
|
||||
memcpy((char *)text, "FIQ\r\n", len);
|
||||
*uart_tx = 0;
|
||||
|
||||
asm volatile("mrs r12, cpsr\n"
|
||||
"orr r12, r12, #0x1F\n"
|
||||
"msr cpsr_c, r12");
|
||||
*/
|
||||
}
|
||||
|
||||
void __attribute__ ((target("arm"), interrupt ("FIQ"))) fiq_handler()
|
||||
{
|
||||
/*
|
||||
register volatile char *text asm ("r8");
|
||||
register volatile char *uart_tx asm ("r9");
|
||||
register int len asm ("r10");
|
||||
|
||||
while (len)
|
||||
{
|
||||
*uart_tx = *text++;
|
||||
len--;
|
||||
}
|
||||
*/
|
||||
}
|
222
nyx/nyx_gui/soc/irq.h
Normal file
222
nyx/nyx_gui/soc/irq.h
Normal file
|
@ -0,0 +1,222 @@
|
|||
/*
|
||||
* BPMP-Lite IRQ driver for Tegra X1
|
||||
*
|
||||
* Copyright (c) 2019 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,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#ifndef IRQ_H
|
||||
#define IRQ_H
|
||||
|
||||
#include "../utils/types.h"
|
||||
|
||||
#define IRQ_MAX_HANDLERS 16
|
||||
|
||||
/* Primary interrupt controller ids */
|
||||
#define IRQ_TMR1 0
|
||||
#define IRQ_TMR2 1
|
||||
#define IRQ_RTC 2
|
||||
#define IRQ_CEC 3
|
||||
#define IRQ_SHR_SEM_INBOX_FULL 4
|
||||
#define IRQ_SHR_SEM_INBOX_EMPTY 5
|
||||
#define IRQ_SHR_SEM_OUTBOX_FULL 6
|
||||
#define IRQ_SHR_SEM_OUTBOX_EMPTY 7
|
||||
#define IRQ_NVJPEG 8
|
||||
#define IRQ_NVDEC 9
|
||||
#define IRQ_QUAD_SPI 10
|
||||
#define IRQ_DPAUX_INT1 11
|
||||
#define IRQ_SATA_RX_STAT 13
|
||||
#define IRQ_SDMMC1 14
|
||||
#define IRQ_SDMMC2 15
|
||||
#define IRQ_VGPIO_INT 16
|
||||
#define IRQ_VII2C_INT 17
|
||||
#define IRQ_SDMMC3 19
|
||||
#define IRQ_USB 20
|
||||
#define IRQ_USB2 21
|
||||
#define IRQ_SATA_CTL 23
|
||||
#define IRQ_PMC_INT 24
|
||||
#define IRQ_FC_INT 25
|
||||
#define IRQ_APB_DMA_CPU 26
|
||||
#define IRQ_ARB_SEM_GNT_COP 28
|
||||
#define IRQ_ARB_SEM_GNT_CPU 29
|
||||
#define IRQ_SDMMC4 31
|
||||
|
||||
/* Secondary interrupt controller ids */
|
||||
#define IRQ_GPIO1 32
|
||||
#define IRQ_GPIO2 33
|
||||
#define IRQ_GPIO3 34
|
||||
#define IRQ_GPIO4 35
|
||||
#define IRQ_UARTA 36
|
||||
#define IRQ_UARTB 37
|
||||
#define IRQ_I2C 38
|
||||
#define IRQ_USB3_HOST_INT 39
|
||||
#define IRQ_USB3_HOST_SMI 40
|
||||
#define IRQ_TMR3 41
|
||||
#define IRQ_TMR4 42
|
||||
#define IRQ_USB3_HOST_PME 43
|
||||
#define IRQ_USB3_DEV_HOST 44
|
||||
#define IRQ_ACTMON 45
|
||||
#define IRQ_UARTC 46
|
||||
#define IRQ_THERMAL 48
|
||||
#define IRQ_XUSB_PADCTL 49
|
||||
#define IRQ_TSEC 50
|
||||
#define IRQ_EDP 51
|
||||
#define IRQ_I2C5 53
|
||||
#define IRQ_GPIO5 55
|
||||
#define IRQ_USB3_DEV_SMI 56
|
||||
#define IRQ_USB3_DEV_PME 57
|
||||
#define IRQ_SE 58
|
||||
#define IRQ_SPI1 59
|
||||
#define IRQ_APB_DMA_COP 60
|
||||
#define IRQ_CLDVFS 62
|
||||
#define IRQ_I2C6 63
|
||||
|
||||
/* Tertiary interrupt controller ids */
|
||||
#define IRQ_HOST1X_SYNCPT_COP 64
|
||||
#define IRQ_HOST1X_SYNCPT_CPU 65
|
||||
#define IRQ_HOST1X_GEN_COP 66
|
||||
#define IRQ_HOST1X_GEN_CPU 67
|
||||
#define IRQ_NVENC 68
|
||||
#define IRQ_VI 69
|
||||
#define IRQ_ISPB 70
|
||||
#define IRQ_ISP 71
|
||||
#define IRQ_VIC 72
|
||||
#define IRQ_DISPLAY 73
|
||||
#define IRQ_DISPLAYB 74
|
||||
#define IRQ_SOR1 75
|
||||
#define IRQ_SOR 76
|
||||
#define IRQ_MC 77
|
||||
#define IRQ_EMC 78
|
||||
#define IRQ_TSECB 80
|
||||
#define IRQ_HDA 81
|
||||
#define IRQ_SPI2 82
|
||||
#define IRQ_SPI3 83
|
||||
#define IRQ_I2C2 84
|
||||
#define IRQ_PMU_EXT 86
|
||||
#define IRQ_GPIO6 87
|
||||
#define IRQ_GPIO7 89
|
||||
#define IRQ_UARTD 90
|
||||
#define IRQ_I2C3 92
|
||||
#define IRQ_SPI4 93
|
||||
|
||||
/* Quaternary interrupt controller ids */
|
||||
#define IRQ_DTV 96
|
||||
#define IRQ_PCIE_INT 98
|
||||
#define IRQ_PCIE_MSI 99
|
||||
#define IRQ_AVP_CACHE 101
|
||||
#define IRQ_APE_INT1 102
|
||||
#define IRQ_APE_INT0 103
|
||||
#define IRQ_APB_DMA_CH0 104
|
||||
#define IRQ_APB_DMA_CH1 105
|
||||
#define IRQ_APB_DMA_CH2 106
|
||||
#define IRQ_APB_DMA_CH3 107
|
||||
#define IRQ_APB_DMA_CH4 108
|
||||
#define IRQ_APB_DMA_CH5 109
|
||||
#define IRQ_APB_DMA_CH6 110
|
||||
#define IRQ_APB_DMA_CH7 111
|
||||
#define IRQ_APB_DMA_CH8 112
|
||||
#define IRQ_APB_DMA_CH9 113
|
||||
#define IRQ_APB_DMA_CH10 114
|
||||
#define IRQ_APB_DMA_CH11 115
|
||||
#define IRQ_APB_DMA_CH12 116
|
||||
#define IRQ_APB_DMA_CH13 117
|
||||
#define IRQ_APB_DMA_CH14 118
|
||||
#define IRQ_APB_DMA_CH15 119
|
||||
#define IRQ_I2C4 120
|
||||
#define IRQ_TMR5 121
|
||||
#define IRQ_WDT_CPU 123
|
||||
#define IRQ_WDT_AVP 124
|
||||
#define IRQ_GPIO8 125
|
||||
#define IRQ_CAR 126
|
||||
|
||||
/* Quinary interrupt controller ids */
|
||||
#define IRQ_APB_DMA_CH16 128
|
||||
#define IRQ_APB_DMA_CH17 129
|
||||
#define IRQ_APB_DMA_CH18 130
|
||||
#define IRQ_APB_DMA_CH19 131
|
||||
#define IRQ_APB_DMA_CH20 132
|
||||
#define IRQ_APB_DMA_CH21 133
|
||||
#define IRQ_APB_DMA_CH22 134
|
||||
#define IRQ_APB_DMA_CH23 135
|
||||
#define IRQ_APB_DMA_CH24 136
|
||||
#define IRQ_APB_DMA_CH25 137
|
||||
#define IRQ_APB_DMA_CH26 138
|
||||
#define IRQ_APB_DMA_CH27 139
|
||||
#define IRQ_APB_DMA_CH28 140
|
||||
#define IRQ_APB_DMA_CH29 141
|
||||
#define IRQ_APB_DMA_CH30 142
|
||||
#define IRQ_APB_DMA_CH31 143
|
||||
#define IRQ_CPU0_PMU_INTR 144
|
||||
#define IRQ_CPU1_PMU_INTR 145
|
||||
#define IRQ_CPU2_PMU_INTR 146
|
||||
#define IRQ_CPU3_PMU_INTR 147
|
||||
#define IRQ_SDMMC1_SYS 148
|
||||
#define IRQ_SDMMC2_SYS 149
|
||||
#define IRQ_SDMMC3_SYS 150
|
||||
#define IRQ_SDMMC4_SYS 151
|
||||
#define IRQ_TMR6 152
|
||||
#define IRQ_TMR7 153
|
||||
#define IRQ_TMR8 154
|
||||
#define IRQ_TMR9 155
|
||||
#define IRQ_TMR0 156
|
||||
#define IRQ_GPU_STALL 157
|
||||
#define IRQ_GPU_NONSTALL 158
|
||||
#define IRQ_DPAUX 159
|
||||
|
||||
/* Senary interrupt controller ids */
|
||||
#define IRQ_MPCORE_AXIERRIRQ 160
|
||||
#define IRQ_MPCORE_INTERRIRQ 161
|
||||
#define IRQ_EVENT_GPIO_A 162
|
||||
#define IRQ_EVENT_GPIO_B 163
|
||||
#define IRQ_EVENT_GPIO_C 164
|
||||
#define IRQ_FLOW_RSM_CPU 168
|
||||
#define IRQ_FLOW_RSM_COP 169
|
||||
#define IRQ_TMR_SHARED 170
|
||||
#define IRQ_MPCORE_CTIIRQ0 171
|
||||
#define IRQ_MPCORE_CTIIRQ1 172
|
||||
#define IRQ_MPCORE_CTIIRQ2 173
|
||||
#define IRQ_MPCORE_CTIIRQ3 174
|
||||
#define IRQ_MSELECT_ERROR 175
|
||||
#define IRQ_TMR10 176
|
||||
#define IRQ_TMR11 177
|
||||
#define IRQ_TMR12 178
|
||||
#define IRQ_TMR13 179
|
||||
|
||||
typedef int (*irq_handler_t)(u32 irq, void *data);
|
||||
|
||||
typedef enum _irq_status_t
|
||||
{
|
||||
IRQ_NONE = 0,
|
||||
IRQ_HANDLED = 1,
|
||||
IRQ_ERROR = 2,
|
||||
|
||||
IRQ_ENABLED = 0,
|
||||
IRQ_NO_SLOTS_AVAILABLE = 1,
|
||||
IRQ_ALREADY_REGISTERED = 2
|
||||
} irq_status_t;
|
||||
|
||||
typedef enum _irq_flags_t
|
||||
{
|
||||
IRQ_FLAG_NONE = 0,
|
||||
IRQ_FLAG_ONE_OFF = (1 << 0),
|
||||
IRQ_FLAG_REPLACEABLE = (1 << 1)
|
||||
} irq_flags_t;
|
||||
|
||||
void irq_end();
|
||||
void irq_free(u32 irq);
|
||||
void irq_wait_event();
|
||||
void irq_disable_wait_event();
|
||||
irq_status_t irq_request(u32 irq, irq_handler_t handler, void *data, irq_flags_t flags);
|
||||
|
||||
#endif
|
Loading…
Reference in a new issue