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leon3: introduce the plug and play mechanism

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This adds the AHB and APB plug and play devices.
They are scanned during the linux boot to discover the various peripheral.

Reviewed-by: Fabien Chouteau <chouteau@adacore.com>
Signed-off-by: KONRAD Frederic <frederic.konrad@adacore.com>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
This commit is contained in:
KONRAD Frederic 2019-05-15 14:31:32 +02:00 • committed by Mark Cave-Ayland
parent dbed0d2d2a
commit 162abf1a83
5 changed files with 362 additions and 1 deletions
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60
include/hw/misc/grlib_ahb_apb_pnp.h Normal file
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/*
* GRLIB AHB APB PNP
*
* Copyright (C) 2019 AdaCore
*
* Developed by :
* Frederic Konrad <frederic.konrad@adacore.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that 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 GRLIB_AHB_APB_PNP_H
#define GRLIB_AHB_APB_PNP_H
#define TYPE_GRLIB_AHB_PNP "grlib,ahbpnp"
#define GRLIB_AHB_PNP(obj) \
OBJECT_CHECK(AHBPnp, (obj), TYPE_GRLIB_AHB_PNP)
typedef struct AHBPnp AHBPnp;
#define TYPE_GRLIB_APB_PNP "grlib,apbpnp"
#define GRLIB_APB_PNP(obj) \
OBJECT_CHECK(APBPnp, (obj), TYPE_GRLIB_APB_PNP)
typedef struct APBPnp APBPnp;
void grlib_ahb_pnp_add_entry(AHBPnp *dev, uint32_t address, uint32_t mask,
uint8_t vendor, uint16_t device, int slave,
int type);
void grlib_apb_pnp_add_entry(APBPnp *dev, uint32_t address, uint32_t mask,
uint8_t vendor, uint16_t device, uint8_t version,
uint8_t irq, int type);
/* VENDORS */
#define GRLIB_VENDOR_GAISLER (0x01)
/* DEVICES */
#define GRLIB_LEON3_DEV (0x03)
#define GRLIB_APBMST_DEV (0x06)
#define GRLIB_APBUART_DEV (0x0C)
#define GRLIB_IRQMP_DEV (0x0D)
#define GRLIB_GPTIMER_DEV (0x11)
/* TYPE */
#define GRLIB_CPU_AREA (0x00)
#define GRLIB_APBIO_AREA (0x01)
#define GRLIB_AHBMEM_AREA (0x02)
#define GRLIB_AHB_MASTER (0x00)
#define GRLIB_AHB_SLAVE (0x01)
#endif /* GRLIB_AHB_APB_PNP_H */