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Removed explicit copying of defaults.

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It's the very purpose of the DATA segment to consolidate all items that potentially need to be copied from ROM to RAM. So there's no need to / point in doing that on a per-item-base.
This commit is contained in:
Oliver Schmidt 2014-04-27 19:17:48 +02:00
parent 2cc72c406d
commit a3f8f1d015
8 changed files with 13 additions and 57 deletions
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1
cfg/a2bin.cfg
View File

@ -17,6 +17,5 @@ SEGMENTS {
CODE: load = RAM, type = ro;
RODATA: load = RAM, type = ro;
DATA: load = RAM, type = rw;
IP65_DEFAULTS: load = RAM, type = rw;
BSS: load = RAM, type = bss, define = yes;
}

1
cfg/c64prg.cfg
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@ -18,6 +18,5 @@ SEGMENTS {
CODE: load = RAM, type = ro;
RODATA: load = RAM, type = ro, optional = yes;
DATA: load = RAM, type = rw;
IP65_DEFAULTS: load = RAM, type = rw, optional = yes;
BSS: load = RAM, type = bss;
}

1
cfg/vic20prg.cfg
View File

@ -19,6 +19,5 @@ SEGMENTS {
CODE: load = RAM, type = ro;
RODATA: load = RAM, type = ro, optional = yes;
DATA: load = RAM, type = rw;
IP65_DEFAULTS: load = RAM, type = rw, optional = yes;
BSS: load = RAM, type = bss;
}

2
drivers/w5100.s
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@ -32,7 +32,6 @@ WIZNET_DATA_REG = WIZNET_BASE+3
.import arp_init
.import ip_init
.import cfg_init
.importzp eth_dest
.importzp eth_src
@ -168,7 +167,6 @@ eth_init:
; inputs: none
; outputs: carry flag is set if there was an error, clear otherwise
w5100_ip65_init:
jsr cfg_init ; copy default values (including MAC address) to RAM
jsr eth_init
bcc @ok

56
ip65/config.s
View File

@ -4,16 +4,12 @@
.include "../inc/common.i"
.export cfg_mac
.export cfg_mac_default
.export cfg_ip
.export cfg_netmask
.export cfg_gateway
.export cfg_dns
.export cfg_tftp_server
.export cfg_get_configuration_ptr
.export cfg_init
.export cfg_default_drive
.export cfg_size
.export dhcp_server
.import copymem
@ -21,6 +17,19 @@
.importzp copy_dest
.data
cfg_mac: .byte $00, $80, $10, $00, $51, $00 ; mac address to be assigned to local machine
cfg_ip: .byte 192, 168, 1, 64 ; ip address of local machine (will be overwritten if dhcp_init is called)
; cfg_ip: .byte 0, 0, 0, 0 ; ip address of local machine (will be overwritten if dhcp_init is called)
cfg_netmask: .byte 255, 255, 255, 0 ; netmask of local network (will be overwritten if dhcp_init is called)
; cfg_gateway: .byte 0, 0, 0, 0 ; ip address of router on local network (will be overwritten if dhcp_init is called)
cfg_gateway: .byte 192, 168, 1, 1 ; ip address of router on local network (will be overwritten if dhcp_init is called)
cfg_dns: .byte 0, 0, 0, 0 ; ip address of dns server to use (will be overwritten if dhcp_init is called)
dhcp_server: .byte 0, 0, 0, 0 ; will be set address of dhcp server that configuration was obtained from
cfg_tftp_server: .byte $ff, $ff, $ff, $ff ; ip address of server to send tftp requests to (can be a broadcast address)
.code
; return a pointer to where the IP configuration is kept
@ -35,45 +44,6 @@ cfg_get_configuration_ptr:
clc
rts
; copy the IP stack defaults (probably stored in ROM) to the running values in RAM
; inputs: none
; outputs: AX = pointer to IP configuration.
cfg_init:
ldax #cfg_mac_default
stax copy_src
ldax #cfg_mac
stax copy_dest
ldax #cfg_size
jmp copymem
.segment "IP65_DEFAULTS"
cfg_mac_default: .byte $00, $80, $10, $00, $51, $00 ; mac address to be assigned to local machine
cfg_ip_default: .byte 192, 168, 1, 64 ; ip address of local machine (will be overwritten if dhcp_init is called)
; cfg_ip_default: .byte 0, 0, 0, 0 ; ip address of local machine (will be overwritten if dhcp_init is called)
cfg_netmask_default: .byte 255, 255, 255, 0 ; netmask of local network (will be overwritten if dhcp_init is called)
; cfg_gateway_default: .byte 0, 0, 0, 0 ; ip address of router on local network (will be overwritten if dhcp_init is called)
cfg_gateway_default: .byte 192, 168, 1, 1 ; ip address of router on local network (will be overwritten if dhcp_init is called)
cfg_dns_default: .byte 0, 0, 0, 0 ; ip address of dns server to use (will be overwritten if dhcp_init is called)
dhcp_server_default: .byte 0, 0, 0, 0 ; will be set address of dhcp server that configuration was obtained from
cfg_tftp_server_default: .byte $ff, $ff, $ff, $ff ; ip address of server to send tftp requests to (can be a broadcast address)
cfg_default_drive_default: .byte 8
cfg_end_defaults:
cfg_size=cfg_end_defaults-cfg_mac_default+1
.bss
cfg_mac: .res 6 ; mac address to be assigned to local machine
cfg_ip: .res 4 ; ip address of local machine (will be overwritten if dhcp_init is called)
cfg_netmask: .res 4 ; netmask of local network (will be overwritten if dhcp_init is called)
cfg_gateway: .res 4 ; ip address of router on local network (will be overwritten if dhcp_init is called)
cfg_dns: .res 4 ; ip address of dns server to use (will be overwritten if dhcp_init is called)
dhcp_server: .res 4 ; will be set address of dhcp server that configuration was obtained from
cfg_tftp_server: .res 4 ; ip address of server to send tftp requests to (can be a broadcast address)
cfg_default_drive: .res 1
; -- LICENSE FOR config.s --

3
ip65/ip65.s
View File

@ -16,8 +16,6 @@
.export ip65_error
.import cfg_init
.import eth_init
.import timer_init
.import arp_init
@ -77,7 +75,6 @@ ip65_random_word:
; inputs: none
; outputs: none
ip65_init:
jsr cfg_init ; copy default values (including MAC address) to RAM
jsr eth_init ; initialize ethernet driver
bcc @ok

1
libnet/c64libnet.cfg
View File

@ -11,7 +11,6 @@ SEGMENTS {
CODE: load = RAM, type = ro;
RODATA: load = RAM, type = ro;
DATA: load = RAM, type = rw;
IP65_DEFAULTS: load = RAM, type = rw,define = yes, optional=yes;
BSS: load = RAM, type = bss, define = yes;
HEAP: load = RAM, type = bss, optional = yes; # must sit just below stack
ZPSAVE: load = RAM, type = bss;

5
libnet/libnet.s
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@ -1,6 +1,5 @@
.export _libnet_init
.export _libnet_get_config
.export _libnet_MAC
.import cfg_init
.import cfg_ip
@ -8,11 +7,7 @@
.import ip65_init
.import dhcp_init
.import ip65_error
.import cfg_mac_default
.import cfg_mac
.import cfg_size
_libnet_MAC = cfg_mac_default
; load A/X macro
.macro ldax arg