From: Antony Pavlov <antonynpavlov@gmail.com>
To: barebox@lists.infradead.org
Cc: Oleksij Rempel <o.rempel@pengutronix.de>,
Peter Mamonov <pmamonov@gmail.com>
Subject: [RFC 1/5] WIP: MIPS: configure ebase according CONFIG_MMU
Date: Thu, 9 Jan 2020 10:28:51 +0300 [thread overview]
Message-ID: <20200109072855.14154-2-antonynpavlov@gmail.com> (raw)
In-Reply-To: <20200109072855.14154-1-antonynpavlov@gmail.com>
From: Peter Mamonov <pmamonov@gmail.com>
Signed-off-by: Peter Mamonov <pmamonov@gmail.com>
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
---
arch/mips/boot/main_entry.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/mips/boot/main_entry.c b/arch/mips/boot/main_entry.c
index 2c18bc81c3..41350aad18 100644
--- a/arch/mips/boot/main_entry.c
+++ b/arch/mips/boot/main_entry.c
@@ -34,7 +34,11 @@ static void trap_init(void)
unsigned long ebase;
+#ifdef CONFIG_MMU
+ ebase = CKSEG0;
+#else
ebase = CKSEG1;
+#endif
/*
* Copy the generic exception handlers to their final destination.
@@ -56,6 +60,7 @@ static void trap_init(void)
/* FIXME: handle tlb */
memcpy((void *)(ebase), &except_vec3_generic, 0x80);
+ write_c0_ebase(ebase);
/* unset BOOT EXCEPTION VECTOR bit */
write_c0_status(read_c0_status() & ~ST0_BEV);
}
--
2.24.0
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next prev parent reply other threads:[~2020-01-09 7:29 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-09 7:28 [RFC 0/5] WIP: MIPS: implement dma mapping functions Antony Pavlov
2020-01-09 7:28 ` Antony Pavlov [this message]
2020-01-13 6:48 ` [RFC 1/5] WIP: MIPS: configure ebase according CONFIG_MMU Oleksij Rempel
2020-01-09 7:28 ` [RFC 2/5] WIP: MIPS: implement dma mapping functions Antony Pavlov
2020-01-13 8:26 ` Oleksij Rempel
2020-01-14 21:03 ` Antony Pavlov
2020-01-09 7:28 ` [RFC 3/5] net: e1000: make it work on MIPS Antony Pavlov
2020-01-13 7:29 ` Oleksij Rempel
2020-01-13 19:06 ` Lucas Stach
2020-01-09 7:28 ` [RFC 4/5] net: rtl8169: make it work on big-endian system Antony Pavlov
2020-01-13 7:21 ` Oleksij Rempel
2020-02-04 14:03 ` Oleksij Rempel
2020-02-09 6:30 ` Antony Pavlov
2020-02-09 8:17 ` Oleksij Rempel
2020-02-28 5:38 ` Antony Pavlov
2020-01-09 7:28 ` [RFC 5/5] MIPS: qemu-malta_defconfig: enable e1000 network driver Antony Pavlov
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