From: Alan Cox <alan@linux.intel.com>
Date: Tue, 8 Jan 2019 17:05:18 +0000 (+0000)
Subject: bank16: if PROGBASE is non zero we do the maths wrong
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=c208e359abca9c71e70efd9c0ed2438ed9b376e5;p=FUZIX.git

bank16: if PROGBASE is non zero we do the maths wrong

None of our bank16k ports have a non zero progbase fortunately. Fix it anyway
---

diff --git a/Kernel/bank16k.c b/Kernel/bank16k.c
index 3da9730c..54b8da06 100644
--- a/Kernel/bank16k.c
+++ b/Kernel/bank16k.c
@@ -122,7 +122,7 @@ int pagemap_alloc( ptptr p ){
 int pagemap_realloc(usize_t code, usize_t size, usize_t stack)
 {
 	int8_t have = maps_needed(udata.u_top);
-	int8_t want = maps_needed(size);
+	int8_t want = maps_needed(size + PROGBASE);
 	uint8_t *ptr = (uint8_t *) & udata.u_page;
 	int8_t i;
 	uint8_t update = 0;