mirror of
https://github.com/AsahiLinux/u-boot
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d865fd0980
-This patchs gives support for the embbedded ppc440 on the Virtex5 FPGAs -interrupts.c divided in uic.c and interrupts.c -xilinx_irq.c for xilinx interrupt controller -Include modifications propossed by Stefan Roese Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@uam.es> Acked-by: Stefan Roese <sr@denx.de>
316 lines
9.3 KiB
C
316 lines
9.3 KiB
C
/*
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* Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com>
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*
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* (C) Copyright 2008
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _PPC4xx_UIC_H_
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#define _PPC4xx_UIC_H_
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/*
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* Define the number of UIC's
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*/
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#if defined(CONFIG_440GX) || defined(CONFIG_440SPE) || \
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defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
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defined(CONFIG_460SX)
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#define UIC_MAX 4
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#elif defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
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defined(CONFIG_405EX)
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#define UIC_MAX 3
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#elif defined(CONFIG_440GP) || defined(CONFIG_440SP) || \
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defined(CONFIG_440EP) || defined(CONFIG_440GR)
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#define UIC_MAX 2
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#else
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#define UIC_MAX 1
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#endif
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#define IRQ_MAX UIC_MAX * 32
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/*
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* UIC register
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*/
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#define UIC_SR 0x0 /* UIC status */
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#define UIC_ER 0x2 /* UIC enable */
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#define UIC_CR 0x3 /* UIC critical */
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#define UIC_PR 0x4 /* UIC polarity */
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#define UIC_TR 0x5 /* UIC triggering */
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#define UIC_MSR 0x6 /* UIC masked status */
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#define UIC_VR 0x7 /* UIC vector */
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#define UIC_VCR 0x8 /* UIC vector configuration */
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/*
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* On 440GX we use the UICB0 as UIC0. Its the root UIC where all other UIC's
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* are cascaded on. With this trick we can use the common UIC code for 440GX
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* too.
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*/
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#if defined(CONFIG_440GX)
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#define UIC0_DCR_BASE 0x200
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#define UIC1_DCR_BASE 0xc0
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#define UIC2_DCR_BASE 0xd0
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#define UIC3_DCR_BASE 0x210
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#else
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#define UIC0_DCR_BASE 0xc0
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#define UIC1_DCR_BASE 0xd0
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#define UIC2_DCR_BASE 0xe0
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#define UIC3_DCR_BASE 0xf0
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#endif
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#define uic0sr (UIC0_DCR_BASE+0x0) /* UIC0 status */
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#define uic0er (UIC0_DCR_BASE+0x2) /* UIC0 enable */
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#define uic0cr (UIC0_DCR_BASE+0x3) /* UIC0 critical */
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#define uic0pr (UIC0_DCR_BASE+0x4) /* UIC0 polarity */
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#define uic0tr (UIC0_DCR_BASE+0x5) /* UIC0 triggering */
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#define uic0msr (UIC0_DCR_BASE+0x6) /* UIC0 masked status */
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#define uic0vr (UIC0_DCR_BASE+0x7) /* UIC0 vector */
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#define uic0vcr (UIC0_DCR_BASE+0x8) /* UIC0 vector configuration */
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#define uic1sr (UIC1_DCR_BASE+0x0) /* UIC1 status */
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#define uic1er (UIC1_DCR_BASE+0x2) /* UIC1 enable */
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#define uic1cr (UIC1_DCR_BASE+0x3) /* UIC1 critical */
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#define uic1pr (UIC1_DCR_BASE+0x4) /* UIC1 polarity */
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#define uic1tr (UIC1_DCR_BASE+0x5) /* UIC1 triggering */
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#define uic1msr (UIC1_DCR_BASE+0x6) /* UIC1 masked status */
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#define uic1vr (UIC1_DCR_BASE+0x7) /* UIC1 vector */
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#define uic1vcr (UIC1_DCR_BASE+0x8) /* UIC1 vector configuration */
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#define uic2sr (UIC2_DCR_BASE+0x0) /* UIC2 status-Read Clear */
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#define uic2srs (UIC2_DCR_BASE+0x1) /* UIC2 status-Read Set */
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#define uic2er (UIC2_DCR_BASE+0x2) /* UIC2 enable */
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#define uic2cr (UIC2_DCR_BASE+0x3) /* UIC2 critical */
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#define uic2pr (UIC2_DCR_BASE+0x4) /* UIC2 polarity */
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#define uic2tr (UIC2_DCR_BASE+0x5) /* UIC2 triggering */
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#define uic2msr (UIC2_DCR_BASE+0x6) /* UIC2 masked status */
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#define uic2vr (UIC2_DCR_BASE+0x7) /* UIC2 vector */
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#define uic2vcr (UIC2_DCR_BASE+0x8) /* UIC2 vector configuration */
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#define uic3sr (UIC3_DCR_BASE+0x0) /* UIC3 status-Read Clear */
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#define uic3srs (UIC3_DCR_BASE+0x1) /* UIC3 status-Read Set */
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#define uic3er (UIC3_DCR_BASE+0x2) /* UIC3 enable */
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#define uic3cr (UIC3_DCR_BASE+0x3) /* UIC3 critical */
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#define uic3pr (UIC3_DCR_BASE+0x4) /* UIC3 polarity */
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#define uic3tr (UIC3_DCR_BASE+0x5) /* UIC3 triggering */
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#define uic3msr (UIC3_DCR_BASE+0x6) /* UIC3 masked status */
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#define uic3vr (UIC3_DCR_BASE+0x7) /* UIC3 vector */
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#define uic3vcr (UIC3_DCR_BASE+0x8) /* UIC3 vector configuration */
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/* The following is for compatibility with 405 code */
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#define uicsr uic0sr
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#define uicer uic0er
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#define uiccr uic0cr
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#define uicpr uic0pr
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#define uictr uic0tr
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#define uicmsr uic0msr
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#define uicvr uic0vr
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#define uicvcr uic0vcr
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/*
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* Now the interrupt vector definitions. They are different for most of
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* the 4xx variants, so we need some more #ifdef's here. No mask
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* definitions anymore here. For this please use the UIC_MASK macro below.
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*
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* Note: Please only define the interrupts really used in U-Boot here.
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* Those are the cascading and EMAC/MAL related interrupt.
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*/
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#if defined(CONFIG_405EP) || defined(CONFIG_405GP)
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#define VECNUM_MAL_SERR 10
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#define VECNUM_MAL_TXEOB 11
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#define VECNUM_MAL_RXEOB 12
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#define VECNUM_MAL_TXDE 13
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#define VECNUM_MAL_RXDE 14
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#define VECNUM_ETH0 15
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#define VECNUM_ETH1_OFFS 2
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#define VECNUM_EIRQ6 29
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#endif /* defined(CONFIG_405EP) */
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#if defined(CONFIG_405EZ)
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#define VECNUM_USBDEV 15
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#define VECNUM_ETH0 16
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#define VECNUM_MAL_SERR 18
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#define VECNUM_MAL_TXDE 18
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#define VECNUM_MAL_RXDE 18
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#define VECNUM_MAL_TXEOB 19
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#define VECNUM_MAL_RXEOB 21
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#endif /* CONFIG_405EX */
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#if defined(CONFIG_405EX)
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/* UIC 0 */
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#define VECNUM_MAL_TXEOB 10
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#define VECNUM_MAL_RXEOB 11
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#define VECNUM_ETH0 24
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#define VECNUM_ETH1_OFFS 1
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#define VECNUM_UIC2NCI 28
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#define VECNUM_UIC2CI 29
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#define VECNUM_UIC1NCI 30
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#define VECNUM_UIC1CI 31
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/* UIC 1 */
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#define VECNUM_MAL_SERR (32 + 0)
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#define VECNUM_MAL_TXDE (32 + 1)
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#define VECNUM_MAL_RXDE (32 + 2)
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#endif /* CONFIG_405EX */
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#if defined(CONFIG_440GP) || \
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defined(CONFIG_440EP) || defined(CONFIG_440GR)
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/* UIC 0 */
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#define VECNUM_MAL_TXEOB 10
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#define VECNUM_MAL_RXEOB 11
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#define VECNUM_UIC1NCI 30
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#define VECNUM_UIC1CI 31
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/* UIC 1 */
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#define VECNUM_MAL_SERR (32 + 0)
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#define VECNUM_MAL_TXDE (32 + 1)
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#define VECNUM_MAL_RXDE (32 + 2)
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#define VECNUM_USBDEV (32 + 23)
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#define VECNUM_ETH0 (32 + 28)
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#define VECNUM_ETH1_OFFS 2
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#endif /* CONFIG_440GP */
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#if defined(CONFIG_440GX)
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/* UICB 0 (440GX only) */
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/*
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* All those defines below are off-by-one, so that the common UIC code
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* can be used. So VECNUM_UIC1CI refers to VECNUM_UIC0CI etc.
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*/
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#define VECNUM_UIC1CI 0
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#define VECNUM_UIC1NCI 1
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#define VECNUM_UIC2CI 2
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#define VECNUM_UIC2NCI 3
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#define VECNUM_UIC3CI 4
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#define VECNUM_UIC3NCI 5
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/* UIC 0, used as UIC1 on 440GX because of UICB0 */
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#define VECNUM_MAL_TXEOB (32 + 10)
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#define VECNUM_MAL_RXEOB (32 + 11)
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/* UIC 1, used as UIC2 on 440GX because of UICB0 */
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#define VECNUM_MAL_SERR (64 + 0)
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#define VECNUM_MAL_TXDE (64 + 1)
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#define VECNUM_MAL_RXDE (64 + 2)
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#define VECNUM_ETH0 (64 + 28)
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#define VECNUM_ETH1_OFFS 2
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#endif /* CONFIG_440GX */
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#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
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/* UIC 0 */
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#define VECNUM_MAL_TXEOB 10
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#define VECNUM_MAL_RXEOB 11
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#define VECNUM_USBDEV 20
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#define VECNUM_ETH0 24
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#define VECNUM_ETH1_OFFS 1
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#define VECNUM_UIC2NCI 28
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#define VECNUM_UIC2CI 29
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#define VECNUM_UIC1NCI 30
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#define VECNUM_UIC1CI 31
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/* UIC 1 */
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#define VECNUM_MAL_SERR (32 + 0)
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#define VECNUM_MAL_TXDE (32 + 1)
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#define VECNUM_MAL_RXDE (32 + 2)
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/* UIC 2 */
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#define VECNUM_EIRQ2 (64 + 3)
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#endif /* CONFIG_440EPX */
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#if defined(CONFIG_440SP)
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/* UIC 0 */
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#define VECNUM_UIC1NCI 30
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#define VECNUM_UIC1CI 31
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/* UIC 1 */
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#define VECNUM_MAL_SERR (32 + 1)
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#define VECNUM_MAL_TXDE (32 + 2)
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#define VECNUM_MAL_RXDE (32 + 3)
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#define VECNUM_MAL_TXEOB (32 + 6)
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#define VECNUM_MAL_RXEOB (32 + 7)
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#define VECNUM_ETH0 (32 + 28)
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#endif /* CONFIG_440SP */
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#if defined(CONFIG_440SPE)
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/* UIC 0 */
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#define VECNUM_UIC2NCI 10
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#define VECNUM_UIC2CI 11
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#define VECNUM_UIC3NCI 16
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#define VECNUM_UIC3CI 17
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#define VECNUM_UIC1NCI 30
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#define VECNUM_UIC1CI 31
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/* UIC 1 */
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#define VECNUM_MAL_SERR (32 + 1)
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#define VECNUM_MAL_TXDE (32 + 2)
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#define VECNUM_MAL_RXDE (32 + 3)
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#define VECNUM_MAL_TXEOB (32 + 6)
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#define VECNUM_MAL_RXEOB (32 + 7)
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#define VECNUM_ETH0 (32 + 28)
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#endif /* CONFIG_440SPE */
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#if defined(CONFIG_460EX) || defined(CONFIG_460GT)
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/* UIC 0 */
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#define VECNUM_UIC2NCI 10
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#define VECNUM_UIC2CI 11
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#define VECNUM_UIC3NCI 16
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#define VECNUM_UIC3CI 17
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#define VECNUM_UIC1NCI 30
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#define VECNUM_UIC1CI 31
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/* UIC 2 */
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#define VECNUM_MAL_SERR (64 + 3)
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#define VECNUM_MAL_TXDE (64 + 4)
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#define VECNUM_MAL_RXDE (64 + 5)
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#define VECNUM_MAL_TXEOB (64 + 6)
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#define VECNUM_MAL_RXEOB (64 + 7)
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#define VECNUM_ETH0 (64 + 16)
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#define VECNUM_ETH1_OFFS 1
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#endif /* CONFIG_460EX */
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#if defined(CONFIG_460SX)
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/* UIC 0 */
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#define VECNUM_UIC2NCI 10
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#define VECNUM_UIC2CI 11
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#define VECNUM_UIC3NCI 16
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#define VECNUM_UIC3CI 17
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#define VECNUM_ETH0 19
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#define VECNUM_ETH1_OFFS 1
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#define VECNUM_UIC1NCI 30
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#define VECNUM_UIC1CI 31
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/* UIC 1 */
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#define VECNUM_MAL_SERR (32 + 1)
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#define VECNUM_MAL_TXDE (32 + 2)
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#define VECNUM_MAL_RXDE (32 + 3)
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#define VECNUM_MAL_TXEOB (32 + 6)
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#define VECNUM_MAL_RXEOB (32 + 7)
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#endif /* CONFIG_460EX */
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#if !defined(VECNUM_ETH1_OFFS)
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#define VECNUM_ETH1_OFFS 1
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#endif
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/*
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* Mask definitions (used for example in 4xx_enet.c)
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*/
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#define UIC_MASK(vec) (0x80000000 >> ((vec) & 0x1f))
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/* UIC_NR won't work for 440GX because of its specific UIC DCR addresses */
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#define UIC_NR(vec) ((vec) >> 5)
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#endif /* _PPC4xx_UIC_H_ */
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